Fix biblio citations

webgis/js/components/SiteSheet.js

@@ -102,9 +102,9 @@ export class SiteSheet {
                     <span class="is-clickable is-capitalized has-text-link"
                         data-action="click->biblio#open"
                         id="cit-${record.id}">
-                        ${record.citation.toLowerCase().trim()},
-                    </span> ${record.pages};
-                `;
+                        ${record.citation.toLowerCase().trim()}</span>`;
+
+                citations += record.pages?.length ? `, ${record.pages};` : ';';
 
                 this.biblioElements.push(`
                     <div class="p-2 mt-2" id="ref-${record.id}">
@@ -124,4 +124,4 @@ export class SiteSheet {
             return ref.match(regex);
         });
     }
-}
+}