diff --git a/mass_mailing_partner/README.rst b/mass_mailing_partner/README.rst
index 09bf2dd3..0af7934d 100644
--- a/mass_mailing_partner/README.rst
+++ b/mass_mailing_partner/README.rst
@@ -14,14 +14,25 @@ Features
   email, linking matched partner, or creating a new one if no match and the
   maling list partner mandatory field is checked.
 * Mailing contacts smart button in partner form.
+* Mass mailing stats smart button in partner form.
+* Filter and group by partner in mail statistics tree view
 
 
 Configuration
 =============
 
 At first install, all existing mass mailing contacts are matched against
-partners.
+partners. And also mass mailing statistics are matched using model and res_id.
 
+NOTE: When upgrading from version 1.0.0, no mass mailing statistics matching
+are done, because it is done only when installing. You can execute 'partner_link'
+method to all stats using odoo shell or any XML client:
+
+.. code:: python
+
+    # odoo.py --addons-path=<addons_path_list> shell --config=<odoo_config_file> -d <database>
+    stats = self.env['mail.mail.statistics'].search([('model', '!=', False), ('res_id', '!=', False)])
+    stats.partner_link()
 
 Usage
 =====
@@ -85,4 +96,4 @@ OCA, or the Odoo Community Association, is a nonprofit organization whose
 mission is to support the collaborative development of Odoo features and
 promote its widespread use.
 
-To contribute to this module, please visit http://odoo-community.org.
\ No newline at end of file
+To contribute to this module, please visit https://odoo-community.org.
diff --git a/mass_mailing_partner/__init__.py b/mass_mailing_partner/__init__.py
index 9250d91b..bc9d0590 100644
--- a/mass_mailing_partner/__init__.py
+++ b/mass_mailing_partner/__init__.py
@@ -1,20 +1,10 @@
 # -*- coding: utf-8 -*-
-# See README.rst file on addon root folder for license details
+# © 2015 Pedro M. Baeza <pedro.baeza@serviciosbaeza.com>
+# © 2015 Antonio Espinosa <antonioea@antiun.com>
+# © 2015 Javier Iniesta <javieria@antiun.com>
+# © 2016 Antonio Espinosa - <antonio.espinosa@tecnativa.com>
+# License AGPL-3.0 or later (http://www.gnu.org/licenses/agpl.html).
 
 from . import models
 from . import wizard
-from openerp import api, SUPERUSER_ID
-
-
-def _match_existing_contacts(cr, registry):
-    with api.Environment.manage():
-        env = api.Environment(cr, SUPERUSER_ID, {})
-        contact_model = env['mail.mass_mailing.contact']
-        partner_model = env['res.partner']
-        contacts = contact_model.search([('email', '!=', False)])
-        for contact in contacts:
-            if contact.email:
-                partners = partner_model.search([('email', '=ilike',
-                                                  contact.email)])
-                if partners:
-                    contact.write({'partner_id': partners[0].id})
+from .hooks import post_init_hook
diff --git a/mass_mailing_partner/__openerp__.py b/mass_mailing_partner/__openerp__.py
index 684b39cd..bb49d895 100644
--- a/mass_mailing_partner/__openerp__.py
+++ b/mass_mailing_partner/__openerp__.py
@@ -1,10 +1,15 @@
 # -*- coding: utf-8 -*-
-# See README.rst file on addon root folder for license details
+# © 2015 Pedro M. Baeza <pedro.baeza@serviciosbaeza.com>
+# © 2015 Antonio Espinosa <antonioea@antiun.com>
+# © 2015 Javier Iniesta <javieria@antiun.com>
+# © 2016 Antonio Espinosa - <antonio.espinosa@tecnativa.com>
+# License AGPL-3.0 or later (http://www.gnu.org/licenses/agpl.html).
 
 {
     "name": "Link partners with mass-mailing",
-    "version": "8.0.1.0.0",
-    "author": "Antiun Ingeniería S.L., "
+    "version": "8.0.2.0.0",
+    "author": "Tecnativa, "
+              "Antiun Ingeniería S.L., "
               "Serv. Tecnol. Avanzados - Pedro M. Baeza, "
               "Odoo Community Association (OCA)",
     "license": "AGPL-3",
@@ -12,8 +17,9 @@
     "depends": [
         'mass_mailing',
     ],
-    "post_init_hook": "_match_existing_contacts",
+    "post_init_hook": "post_init_hook",
     'data': [
+        'views/mail_mail_statistics_view.xml',
         'views/mail_mass_mailing_contact_view.xml',
         'views/mail_mass_mailing_view.xml',
         'views/res_partner_view.xml',
diff --git a/mass_mailing_partner/hooks.py b/mass_mailing_partner/hooks.py
new file mode 100644
index 00000000..aaa37311
--- /dev/null
+++ b/mass_mailing_partner/hooks.py
@@ -0,0 +1,37 @@
+# -*- coding: utf-8 -*-
+# © 2015 Pedro M. Baeza <pedro.baeza@serviciosbaeza.com>
+# © 2015 Antonio Espinosa <antonioea@antiun.com>
+# © 2015 Javier Iniesta <javieria@antiun.com>
+# © 2016 Antonio Espinosa - <antonio.espinosa@tecnativa.com>
+# License AGPL-3.0 or later (http://www.gnu.org/licenses/agpl.html).
+
+import logging
+from openerp import api, SUPERUSER_ID
+
+_logger = logging.getLogger(__name__)
+
+
+def post_init_hook(cr, registry):
+    with api.Environment.manage():
+        env = api.Environment(cr, SUPERUSER_ID, {})
+        # ACTION 1: Match existing contacts
+        contact_model = env['mail.mass_mailing.contact']
+        partner_model = env['res.partner']
+        contacts = contact_model.search([('email', '!=', False)])
+        _logger.info('Trying to match %d contacts to partner by email',
+                     len(contacts))
+        for contact in contacts:
+            partners = partner_model.search([
+                ('email', '=ilike', contact.email)
+            ], limit=1)
+            if partners:
+                contact.write({'partner_id': partners.id})
+        # ACTION 2: Match existing statistics
+        stat_model = env['mail.mail.statistics']
+        stats = stat_model.search([
+            ('model', '!=', False),
+            ('res_id', '!=', False),
+        ])
+        _logger.info('Trying to link %d mass mailing statistics to partner',
+                     len(stats))
+        stats.partner_link()
diff --git a/mass_mailing_partner/models/__init__.py b/mass_mailing_partner/models/__init__.py
index 744629bd..3d81de77 100644
--- a/mass_mailing_partner/models/__init__.py
+++ b/mass_mailing_partner/models/__init__.py
@@ -1,6 +1,11 @@
 # -*- coding: utf-8 -*-
-# See README.rst file on addon root folder for license details
+# © 2015 Pedro M. Baeza <pedro.baeza@serviciosbaeza.com>
+# © 2015 Antonio Espinosa <antonioea@antiun.com>
+# © 2015 Javier Iniesta <javieria@antiun.com>
+# © 2016 Antonio Espinosa - <antonio.espinosa@tecnativa.com>
+# License AGPL-3.0 or later (http://www.gnu.org/licenses/agpl.html).
 
 from . import mail_mass_mailing_contact
 from . import res_partner
 from . import mail_mass_mailing
+from . import mail_mail_statistics
diff --git a/mass_mailing_partner/models/mail_mail_statistics.py b/mass_mailing_partner/models/mail_mail_statistics.py
new file mode 100644
index 00000000..dff06620
--- /dev/null
+++ b/mass_mailing_partner/models/mail_mail_statistics.py
@@ -0,0 +1,37 @@
+# -*- coding: utf-8 -*-
+# © 2016 Antonio Espinosa - <antonio.espinosa@tecnativa.com>
+# License AGPL-3.0 or later (http://www.gnu.org/licenses/agpl.html).
+
+from openerp import models, fields, api
+
+
+class MailMailStatistics(models.Model):
+    _inherit = "mail.mail.statistics"
+
+    partner_id = fields.Many2one(
+        string="Partner", comodel_name='res.partner', readonly=True)
+
+    @api.model
+    def partner_id_from_obj(self, model, res_id):
+        partner_id = False
+        obj = self.env[model].browse(res_id)
+        if obj.exists():
+            if model == 'res.partner':
+                partner_id = res_id
+            elif 'partner_id' in obj._fields:
+                partner_id = obj.partner_id.id
+        return partner_id
+
+    @api.multi
+    def partner_link(self):
+        for stat in self.filtered(lambda r: r.model and r.res_id):
+            partner_id = self.partner_id_from_obj(stat.model, stat.res_id)
+            if partner_id != stat.partner_id.id:
+                stat.partner_id = partner_id
+        return True
+
+    @api.model
+    def create(self, vals):
+        stat = super(MailMailStatistics, self).create(vals)
+        stat.partner_link()
+        return stat
diff --git a/mass_mailing_partner/models/mail_mass_mailing.py b/mass_mailing_partner/models/mail_mass_mailing.py
index 95d062a5..9294beb4 100644
--- a/mass_mailing_partner/models/mail_mass_mailing.py
+++ b/mass_mailing_partner/models/mail_mass_mailing.py
@@ -1,5 +1,8 @@
 # -*- coding: utf-8 -*-
-# See README.rst file on addon root folder for license details
+# © 2015 Pedro M. Baeza <pedro.baeza@serviciosbaeza.com>
+# © 2015 Antonio Espinosa <antonioea@antiun.com>
+# © 2015 Javier Iniesta <javieria@antiun.com>
+# License AGPL-3.0 or later (http://www.gnu.org/licenses/agpl.html).
 
 from openerp import models, fields
 
diff --git a/mass_mailing_partner/models/mail_mass_mailing_contact.py b/mass_mailing_partner/models/mail_mass_mailing_contact.py
index 04692763..7a8bf25c 100644
--- a/mass_mailing_partner/models/mail_mass_mailing_contact.py
+++ b/mass_mailing_partner/models/mail_mass_mailing_contact.py
@@ -1,5 +1,9 @@
 # -*- coding: utf-8 -*-
-# See README.rst file on addon root folder for license details
+# © 2015 Pedro M. Baeza <pedro.baeza@serviciosbaeza.com>
+# © 2015 Antonio Espinosa <antonioea@antiun.com>
+# © 2015 Javier Iniesta <javieria@antiun.com>
+# © 2016 Antonio Espinosa - <antonio.espinosa@tecnativa.com>
+# License AGPL-3.0 or later (http://www.gnu.org/licenses/agpl.html).
 
 from openerp import models, fields, api, _
 
@@ -49,7 +53,7 @@ class MailMassMailingContact(models.Model):
 
     def _set_partner(self, vals):
         email = vals.get('email', self.email)
-        if not email:
+        if not email:  # pragma: no cover
             return vals
         m_mailing = self.env['mail.mass_mailing.list']
         m_partner = self.env['res.partner']
diff --git a/mass_mailing_partner/models/res_partner.py b/mass_mailing_partner/models/res_partner.py
index 82d7b4e2..d53b4728 100644
--- a/mass_mailing_partner/models/res_partner.py
+++ b/mass_mailing_partner/models/res_partner.py
@@ -1,5 +1,9 @@
 # -*- coding: utf-8 -*-
-# See README.rst file on addon root folder for license details
+# © 2015 Pedro M. Baeza <pedro.baeza@serviciosbaeza.com>
+# © 2015 Antonio Espinosa <antonioea@antiun.com>
+# © 2015 Javier Iniesta <javieria@antiun.com>
+# © 2016 Antonio Espinosa - <antonio.espinosa@tecnativa.com>
+# License AGPL-3.0 or later (http://www.gnu.org/licenses/agpl.html).
 
 from openerp import models, fields, api, _
 from openerp.exceptions import ValidationError
@@ -9,11 +13,17 @@ class ResPartner(models.Model):
     _inherit = 'res.partner'
 
     mass_mailing_contacts = fields.One2many(
+        string="Mailing lists",
         comodel_name='mail.mass_mailing.contact', inverse_name='partner_id')
-
     mass_mailing_contacts_count = fields.Integer(
-        string='Mailing list number', compute='_count_mass_mailing_contacts',
-        store=True)
+        string='Mailing list number',
+        compute='_compute_mass_mailing_contacts_count', store=True)
+    mass_mailing_stats = fields.One2many(
+        string="Mass mailing stats",
+        comodel_name='mail.mail.statistics', inverse_name='partner_id')
+    mass_mailing_stats_count = fields.Integer(
+        string='Mass mailing stats number',
+        compute='_compute_mass_mailing_stats_count', store=True)
 
     @api.one
     @api.constrains('email')
@@ -25,9 +35,14 @@ class ResPartner(models.Model):
 
     @api.one
     @api.depends('mass_mailing_contacts')
-    def _count_mass_mailing_contacts(self):
+    def _compute_mass_mailing_contacts_count(self):
         self.mass_mailing_contacts_count = len(self.mass_mailing_contacts)
 
+    @api.one
+    @api.depends('mass_mailing_stats')
+    def _compute_mass_mailing_stats_count(self):
+        self.mass_mailing_stats_count = len(self.mass_mailing_stats)
+
     @api.multi
     def write(self, vals):
         res = super(ResPartner, self).write(vals)
diff --git a/mass_mailing_partner/tests/__init__.py b/mass_mailing_partner/tests/__init__.py
index 163ae133..57b45b37 100644
--- a/mass_mailing_partner/tests/__init__.py
+++ b/mass_mailing_partner/tests/__init__.py
@@ -1,5 +1,9 @@
 # -*- coding: utf-8 -*-
-# See README.rst file on addon root folder for license details
+# © 2015 Pedro M. Baeza <pedro.baeza@serviciosbaeza.com>
+# © 2015 Antonio Espinosa <antonioea@antiun.com>
+# © 2015 Javier Iniesta <javieria@antiun.com>
+# License AGPL-3.0 or later (http://www.gnu.org/licenses/agpl.html).
 
 from . import test_mail_mass_mailing_contact, test_res_partner
+from . import test_mail_mail_statistics
 from . import test_partner_mail_list_wizard
diff --git a/mass_mailing_partner/tests/base.py b/mass_mailing_partner/tests/base.py
index af32621f..7832ebb2 100644
--- a/mass_mailing_partner/tests/base.py
+++ b/mass_mailing_partner/tests/base.py
@@ -1,5 +1,8 @@
 # -*- coding: utf-8 -*-
-# See README.rst file on addon root folder for license details
+# © 2015 Pedro M. Baeza <pedro.baeza@serviciosbaeza.com>
+# © 2015 Antonio Espinosa <antonioea@antiun.com>
+# © 2015 Javier Iniesta <javieria@antiun.com>
+# License AGPL-3.0 or later (http://www.gnu.org/licenses/agpl.html).
 
 from openerp.tests.common import TransactionCase
 
diff --git a/mass_mailing_partner/tests/test_mail_mail_statistics.py b/mass_mailing_partner/tests/test_mail_mail_statistics.py
new file mode 100644
index 00000000..ddec08d1
--- /dev/null
+++ b/mass_mailing_partner/tests/test_mail_mail_statistics.py
@@ -0,0 +1,28 @@
+# -*- coding: utf-8 -*-
+# © 2016 Antonio Espinosa <antonio.espinosa@tecnativa.com>
+# License AGPL-3.0 or later (http://www.gnu.org/licenses/agpl.html).
+
+from . import base
+
+
+class MailMailStatisticsCase(base.BaseCase):
+
+    def test_link_partner(self):
+        partner = self.create_partner(
+            {'name': 'Test partner'})
+        stat = self.env['mail.mail.statistics'].create({
+            'model': 'res.partner',
+            'res_id': partner.id,
+        })
+        self.assertEqual(partner.id, stat.partner_id.id)
+
+    def test_link_mail_contact(self):
+        partner = self.create_partner(
+            {'name': 'Test partner', 'email': 'test@domain.com'})
+        contact = self.create_mailing_contact(
+            {'partner_id': partner.id, 'list_id': self.mailing_list.id})
+        stat = self.env['mail.mail.statistics'].create({
+            'model': 'mail.mass_mailing.contact',
+            'res_id': contact.id,
+        })
+        self.assertEqual(partner.id, stat.partner_id.id)
diff --git a/mass_mailing_partner/tests/test_mail_mass_mailing_contact.py b/mass_mailing_partner/tests/test_mail_mass_mailing_contact.py
index 05d73092..0308b766 100644
--- a/mass_mailing_partner/tests/test_mail_mass_mailing_contact.py
+++ b/mass_mailing_partner/tests/test_mail_mass_mailing_contact.py
@@ -1,8 +1,11 @@
 # -*- coding: utf-8 -*-
-# See README.rst file on addon root folder for license details
+# © 2015 Pedro M. Baeza <pedro.baeza@serviciosbaeza.com>
+# © 2015 Antonio Espinosa <antonioea@antiun.com>
+# © 2015 Javier Iniesta <javieria@antiun.com>
+# License AGPL-3.0 or later (http://www.gnu.org/licenses/agpl.html).
 
 from . import base
-from .. import _match_existing_contacts
+from ..hooks import post_init_hook
 from psycopg2 import IntegrityError
 
 
@@ -11,7 +14,7 @@ class MailMassMailingContactCase(base.BaseCase):
     def test_match_existing_contacts(self):
         contact = self.create_mailing_contact(
             {'email': 'partner@test.com', 'list_id': self.mailing_list.id})
-        _match_existing_contacts(self.cr, self.registry)
+        post_init_hook(self.cr, self.registry)
         self.assertEqual(contact.partner_id.id, self.partner.id)
 
     def test_create_mass_mailing_contact(self):
@@ -33,3 +36,14 @@ class MailMassMailingContactCase(base.BaseCase):
              'list_id': self.mailing_list.id})
         contact.write({'partner_id': False})
         self.assertFalse(contact2.partner_id)
+
+    def test_onchange_partner(self):
+        contact = self.create_mailing_contact(
+            {'email': 'partner@test.com', 'list_id': self.mailing_list.id})
+        partner = self.create_partner(
+            {'name': 'Test partner', 'email': 'sample@test.com'})
+        with self.env.do_in_onchange():
+            contact.partner_id = partner
+            contact._onchange_partner()
+            self.assertEqual(contact.name, partner.name)
+            self.assertEqual(contact.email, partner.email)
diff --git a/mass_mailing_partner/tests/test_partner_mail_list_wizard.py b/mass_mailing_partner/tests/test_partner_mail_list_wizard.py
index c50d2640..3a93f669 100644
--- a/mass_mailing_partner/tests/test_partner_mail_list_wizard.py
+++ b/mass_mailing_partner/tests/test_partner_mail_list_wizard.py
@@ -1,5 +1,8 @@
 # -*- coding: utf-8 -*-
-# See README.rst file on addon root folder for license details
+# © 2015 Pedro M. Baeza <pedro.baeza@serviciosbaeza.com>
+# © 2015 Antonio Espinosa <antonioea@antiun.com>
+# © 2015 Javier Iniesta <javieria@antiun.com>
+# License AGPL-3.0 or later (http://www.gnu.org/licenses/agpl.html).
 
 from . import base
 from openerp.exceptions import Warning as UserError
diff --git a/mass_mailing_partner/tests/test_res_partner.py b/mass_mailing_partner/tests/test_res_partner.py
index a8fb2183..1d837318 100644
--- a/mass_mailing_partner/tests/test_res_partner.py
+++ b/mass_mailing_partner/tests/test_res_partner.py
@@ -1,5 +1,8 @@
 # -*- coding: utf-8 -*-
-# See README.rst file on addon root folder for license details
+# © 2015 Pedro M. Baeza <pedro.baeza@serviciosbaeza.com>
+# © 2015 Antonio Espinosa <antonioea@antiun.com>
+# © 2015 Javier Iniesta <javieria@antiun.com>
+# License AGPL-3.0 or later (http://www.gnu.org/licenses/agpl.html).
 
 from . import base
 from openerp.exceptions import ValidationError
@@ -12,7 +15,6 @@ class ResPartnerCase(base.BaseCase):
                                      'list_id': self.mailing_list.id})
         self.create_mailing_contact({'email': 'partner@test.com',
                                      'list_id': self.mailing_list2.id})
-        self.partner._count_mass_mailing_contacts()
         self.assertEqual(self.partner.mass_mailing_contacts_count, 2)
 
     def test_write_res_partner(self):
diff --git a/mass_mailing_partner/views/mail_mail_statistics_view.xml b/mass_mailing_partner/views/mail_mail_statistics_view.xml
new file mode 100644
index 00000000..2e50e3c6
--- /dev/null
+++ b/mass_mailing_partner/views/mail_mail_statistics_view.xml
@@ -0,0 +1,46 @@
+<?xml version="1.0" encoding="utf-8"?>
+<!-- © 2016 Antonio Espinosa - <antonio.espinosa@tecnativa.com>
+     License AGPL-3.0 or later (http://www.gnu.org/licenses/agpl.html). -->
+<openerp>
+<data>
+
+<record model="ir.ui.view" id="view_mail_mail_statistics_form">
+    <field name="name">Add partner field</field>
+    <field name="model">mail.mail.statistics</field>
+    <field name="inherit_id" ref="mass_mailing.view_mail_mail_statistics_form"/>
+    <field name="arch" type="xml">
+        <field name="res_id" position="after">
+            <field name="partner_id"/>
+        </field>
+    </field>
+</record>
+
+<record model="ir.ui.view" id="view_mail_mail_statistics_tree">
+    <field name="name">Add partner column</field>
+    <field name="model">mail.mail.statistics</field>
+    <field name="inherit_id" ref="mass_mailing.view_mail_mail_statistics_tree"/>
+    <field name="arch" type="xml">
+        <field name="sent" position="before">
+            <field name="partner_id"/>
+        </field>
+    </field>
+</record>
+
+<record model="ir.ui.view" id="view_mail_mail_statistics_search">
+    <field name="name">Add partner search field and group by</field>
+    <field name="model">mail.mail.statistics</field>
+    <field name="inherit_id" ref="mass_mailing.view_mail_mail_statistics_search"/>
+    <field name="arch" type="xml">
+        <field name="mass_mailing_id" position="after">
+            <field name="partner_id"/>
+        </field>
+        <filter name="group_reply_date" position="after">
+            <filter string="Partner"
+                    name="group_partner"
+                    context="{'group_by': 'partner_id'}"/>
+        </filter>
+    </field>
+</record>
+
+</data>
+</openerp>
diff --git a/mass_mailing_partner/views/mail_mass_mailing_contact_view.xml b/mass_mailing_partner/views/mail_mass_mailing_contact_view.xml
index 37c4ccbc..4798a1f2 100644
--- a/mass_mailing_partner/views/mail_mass_mailing_contact_view.xml
+++ b/mass_mailing_partner/views/mail_mass_mailing_contact_view.xml
@@ -1,4 +1,9 @@
 <?xml version="1.0" encoding="utf-8"?>
+<!-- © 2015 Pedro M. Baeza <pedro.baeza@serviciosbaeza.com>
+     © 2015 Antonio Espinosa <antonioea@antiun.com>
+     © 2015 Javier Iniesta <javieria@antiun.com>
+     © 2016 Antonio Espinosa - <antonio.espinosa@tecnativa.com>
+     License AGPL-3.0 or later (http://www.gnu.org/licenses/agpl.html). -->
 <openerp>
 <data>
 
@@ -20,7 +25,7 @@
 </record>
 
 <record model="ir.ui.view" id="view_mail_mass_mailing_contact_search">
-    <field name="name">mail.mass_mailing.contact.search.partner</field>
+    <field name="name">Add partner search field and group by</field>
     <field name="model">mail.mass_mailing.contact</field>
     <field name="inherit_id" ref="mass_mailing.view_mail_mass_mailing_contact_search"/>
     <field name="arch" type="xml">
diff --git a/mass_mailing_partner/views/mail_mass_mailing_view.xml b/mass_mailing_partner/views/mail_mass_mailing_view.xml
index fff295c4..ee966359 100644
--- a/mass_mailing_partner/views/mail_mass_mailing_view.xml
+++ b/mass_mailing_partner/views/mail_mass_mailing_view.xml
@@ -1,4 +1,8 @@
 <?xml version="1.0" encoding="utf-8"?>
+<!-- © 2015 Pedro M. Baeza <pedro.baeza@serviciosbaeza.com>
+     © 2015 Antonio Espinosa <antonioea@antiun.com>
+     © 2015 Javier Iniesta <javieria@antiun.com>
+     License AGPL-3.0 or later (http://www.gnu.org/licenses/agpl.html). -->
 <openerp>
 <data>
 
diff --git a/mass_mailing_partner/views/res_partner_view.xml b/mass_mailing_partner/views/res_partner_view.xml
index da04ad92..3e8d5712 100644
--- a/mass_mailing_partner/views/res_partner_view.xml
+++ b/mass_mailing_partner/views/res_partner_view.xml
@@ -1,4 +1,9 @@
 <?xml version="1.0" encoding="utf-8"?>
+<!-- © 2015 Pedro M. Baeza <pedro.baeza@serviciosbaeza.com>
+     © 2015 Antonio Espinosa <antonioea@antiun.com>
+     © 2015 Javier Iniesta <javieria@antiun.com>
+     © 2016 Antonio Espinosa - <antonio.espinosa@tecnativa.com>
+     License AGPL-3.0 or later (http://www.gnu.org/licenses/agpl.html). -->
 <openerp>
 <data>
 
@@ -18,6 +23,16 @@
                        widget="statinfo"
                        string="Mailing lists"/>
             </button>
+            <button name="%(mass_mailing.action_view_mail_mail_statistics)d"
+                    context="{'search_default_partner_id': active_id,
+                              'default_partner_id': active_id}"
+                    type="action"
+                    class="oe_stat_button oe_inline"
+                    icon="fa-envelope-o">
+                <field name="mass_mailing_stats_count"
+                       widget="statinfo"
+                       string="Mass mailing stats"/>
+            </button>
         </div>
     </field>
 </record>
diff --git a/mass_mailing_partner/wizard/__init__.py b/mass_mailing_partner/wizard/__init__.py
index d9b71887..446dc736 100644
--- a/mass_mailing_partner/wizard/__init__.py
+++ b/mass_mailing_partner/wizard/__init__.py
@@ -1,4 +1,7 @@
 # -*- coding: utf-8 -*-
-# See README.rst file on addon root folder for license details
+# © 2015 Pedro M. Baeza <pedro.baeza@serviciosbaeza.com>
+# © 2015 Antonio Espinosa <antonioea@antiun.com>
+# © 2015 Javier Iniesta <javieria@antiun.com>
+# License AGPL-3.0 or later (http://www.gnu.org/licenses/agpl.html).
 
 from . import partner_mail_list_wizard
diff --git a/mass_mailing_partner/wizard/partner_mail_list_wizard.py b/mass_mailing_partner/wizard/partner_mail_list_wizard.py
index 0e6d67d0..94e1065b 100644
--- a/mass_mailing_partner/wizard/partner_mail_list_wizard.py
+++ b/mass_mailing_partner/wizard/partner_mail_list_wizard.py
@@ -1,5 +1,8 @@
 # -*- coding: utf-8 -*-
-# See README.rst file on addon root folder for license details
+# © 2015 Pedro M. Baeza <pedro.baeza@serviciosbaeza.com>
+# © 2015 Antonio Espinosa <antonioea@antiun.com>
+# © 2015 Javier Iniesta <javieria@antiun.com>
+# License AGPL-3.0 or later (http://www.gnu.org/licenses/agpl.html).
 
 from openerp import models, api, fields, _
 from openerp.exceptions import Warning as UserError
diff --git a/mass_mailing_partner/wizard/partner_mail_list_wizard.xml b/mass_mailing_partner/wizard/partner_mail_list_wizard.xml
index 28125056..94b55af7 100644
--- a/mass_mailing_partner/wizard/partner_mail_list_wizard.xml
+++ b/mass_mailing_partner/wizard/partner_mail_list_wizard.xml
@@ -1,4 +1,8 @@
 <?xml version="1.0" encoding="utf-8"?>
+<!-- © 2015 Pedro M. Baeza <pedro.baeza@serviciosbaeza.com>
+     © 2015 Antonio Espinosa <antonioea@antiun.com>
+     © 2015 Javier Iniesta <javieria@antiun.com>
+     License AGPL-3.0 or later (http://www.gnu.org/licenses/agpl.html). -->
 <openerp>
 <data>