list all coauthor

<%= link_to "New Co-Author", new_desktop_co_author_path, :class=>"bt-co-author" %> <%= link_to "New Type", desktop_co_author_relations_path, :class=>"bt-new-type" %> <% @co_authors.each do |co_author| %> <% end %>
Name EMail Type
<%= co_author.co_author %> <%= co_author.email %> <%= co_author.type%> <%= link_to 'Edit', edit_desktop_co_author_path(co_author), :class => "bt-edit" %> <%= link_to 'Destroy', desktop_co_author_path(co_author), method: :delete, confirm: 'Are you sure?', :class=>"bt-delete" %>