diff --git a/services/searchResearchResults.service.ts b/services/searchResearchResults.service.ts
index f42394cb..b09e18b1 100644
--- a/services/searchResearchResults.service.ts
+++ b/services/searchResearchResults.service.ts
@@ -370,6 +370,11 @@ export class SearchResearchResultsService {
         }
         return this.numOfResults(url, properties);
     }
+  numOfSearchResultsLinkedToPub(resultType:string, properties:EnvProperties):any {
+    let url = properties.searchAPIURLLAst+"resources?query="+encodeURIComponent("( (oaftype exact result) and (resulttypeid exact "+resultType+") and (relresulttype=publication)  )")+"&page=0&size=0&format=json";
+    return this.http.get((properties.useCache)? (properties.cacheUrl+encodeURIComponent(url)): url)
+      .pipe(map(res => res['meta']['total']));
+  }
 
     countTotalResults(resultType:string,  properties:EnvProperties, refineParams:string=null):any {
       let url = properties.searchAPIURLLAst+this.getEntityName(resultType, true)+"/count?format=json"+refineParams;