Do not auto-show Journals footer

journals/templates/journals/_base.html

@@ -47,7 +47,9 @@
     <footer class="secondary container-fluid py-2">
         <div class="row my-1">
             <div class="col-12">
-                {{journal}} is published by the SciPost Foundation under the journal doi: 10.21468/{{journal.name}} and ISSN {{journal.issn}}.
+                {% if journal.name %}
+                    {{journal}} is published by the SciPost Foundation under the journal doi: 10.21468/{{journal.name}}{% if journal.issn %} and ISSN {{journal.issn}}{% endif %}.
+                {% endif %}
             </div>
         </div>
     </footer>