diff -r 1194982f28ba -r 20a6b12d1aba plugins/redmine_bibliography/app/views/publications/show_bibtex_fields.js.erb
--- a/plugins/redmine_bibliography/app/views/publications/show_bibtex_fields.js.erb
+++ b/plugins/redmine_bibliography/app/views/publications/show_bibtex_fields.js.erb
@@ -6,7 +6,10 @@
     input_id = $this.children('input').attr('id');
     name = input_id.split('_')[4];
 
-    if ($.inArray(name, fields)){
+    if ($.inArray(name, fields) !== -1){
         $this.show();
     }
+    else{
+        $this.hide();
+    }
 });
\ No newline at end of file