diff --git a/plugins/comment_group/controllers/profile/comment_group_plugin_profile_controller.rb b/plugins/comment_group/controllers/profile/comment_group_plugin_profile_controller.rb
index 8fee558..3be8c57 100644
--- a/plugins/comment_group/controllers/profile/comment_group_plugin_profile_controller.rb
+++ b/plugins/comment_group/controllers/profile/comment_group_plugin_profile_controller.rb
@@ -19,4 +19,15 @@ class CommentGroupPluginProfileController < ProfileController
     3
   end
 
+  include CommentGroupPlugin::CommentsReport
+
+  def export_comments
+    article_id = params[:id]
+    article = profile.articles.find(article_id)
+    result = export_comments_csv(article)
+    filename = "comments_for_article#{article_id}_#{DateTime.now.to_i}.csv"
+    send_data result,
+      :type => 'text/csv; charset=UTF-8; header=present',
+      :disposition => "attachment; filename=#{filename}"
+  end
 end
diff --git a/plugins/comment_group/lib/comment_group_plugin.rb b/plugins/comment_group/lib/comment_group_plugin.rb
index 51f453e..bd90b97 100644
--- a/plugins/comment_group/lib/comment_group_plugin.rb
+++ b/plugins/comment_group/lib/comment_group_plugin.rb
@@ -28,7 +28,17 @@ class CommentGroupPlugin < Noosfero::Plugin
     true
   end
 
-
+  def article_extra_toolbar_buttons(article)
+    user = context.send :user
+    return [] if !article.comment_group_plugin_enabled? || !article.allow_edit?(user)
+    [
+      {
+      :title => _('Export Comments'),
+      :url => {:controller => 'comment_group_plugin_profile', :profile => article.profile.identifier, :action => 'export_comments', :id => article.id},
+      :icon => :toggle_comment_paragraph
+      }
+    ]
+  end
 end
 
 require_dependency 'comment_group_plugin/macros/allow_comment'
--
libgit2 0.21.2