diff --git a/journals/migrations/0007_auto_20180129_1814.py b/journals/migrations/0007_auto_20180129_1814.py
new file mode 100644
index 0000000000000000000000000000000000000000..a4b27d63bcaed2fd792e3958580c5a2938d5c070
--- /dev/null
+++ b/journals/migrations/0007_auto_20180129_1814.py
@@ -0,0 +1,25 @@
+# -*- coding: utf-8 -*-
+# Generated by Django 1.11.4 on 2018-01-29 17:14
+from __future__ import unicode_literals
+
+from django.db import migrations, models
+
+
+class Migration(migrations.Migration):
+
+    dependencies = [
+        ('journals', '0006_merge_20180123_2040'),
+    ]
+
+    operations = [
+        migrations.AlterField(
+            model_name='reference',
+            name='vor',
+            field=models.CharField(blank=True, max_length=128),
+        ),
+        migrations.AlterField(
+            model_name='reference',
+            name='vor_url',
+            field=models.URLField(blank=True),
+        ),
+    ]
diff --git a/journals/models.py b/journals/models.py
index 5ca16ad8fe0dbe6dab6e636209d9ff728154e276..a79b7e3ed746cb3302b93e2c600677da896fdc50 100644
--- a/journals/models.py
+++ b/journals/models.py
@@ -335,8 +335,8 @@ class Reference(models.Model):
     title = models.CharField(max_length=512)
     citation = models.CharField(max_length=512, blank=True)
 
-    vor = models.CharField(max_length=128)
-    vor_url = models.URLField()
+    vor = models.CharField(blank=True, max_length=128)
+    vor_url = models.URLField(blank=True)
 
     class Meta:
         unique_together = ('reference_number', 'publication')
diff --git a/journals/templates/journals/publication_detail.html b/journals/templates/journals/publication_detail.html
index 67fbaf1ab5263eba5682c59cc0dcf7b7f3dcbcf0..56ed342a757de2b909f8ebac9ccf157cb6ee8e7f 100644
--- a/journals/templates/journals/publication_detail.html
+++ b/journals/templates/journals/publication_detail.html
@@ -90,11 +90,13 @@
                 {% endfor %}
             </ul>
 
-            {% include 'partials/journals/references.html' with publication=publication %}
+
 
             {% if is_edcol_admin %}
                 {# This function is not available for public yet! #}
                 <em>The following is not available for the public yet:</em>
+                {% include 'partials/journals/references.html' with publication=publication %}
+                
                 {% if publication.funders_generic.exists %}
                     <h3>Funder{{ publication.funders_generic.count|pluralize }} for this publication:</h3>
                     <ul>