diff -r 5cb7eeccede1 -r 35732ac4324a plugins/redmine_bibliography/app/views/publications/_authorship_fields.html.erb
--- a/plugins/redmine_bibliography/app/views/publications/_authorship_fields.html.erb
+++ b/plugins/redmine_bibliography/app/views/publications/_authorship_fields.html.erb
@@ -5,13 +5,13 @@
     <p><%= f.text_field :institution -%></p>
     <p><%= f.text_field :email -%></p>
 
-    <p class="author_associated">
-      <%= f.check_box :search_author_tie, :style => "float:left;" -%>
+    <p class="author_associated search_author_tie">
+      <%= f.check_box :search_author_tie -%>
       <span class="author_associated_name"></span>
     </p>
 
-    <%= f.text_field :search_author_class -%>
-    <%= f.text_field :search_author_id -%>
+    <%= f.hidden_field :search_author_class -%>
+    <%= f.hidden_field :search_author_id -%>
   </div>
 
   <div>