diff --git a/landingPages/publication/publication.service.ts b/landingPages/publication/publication.service.ts
index 1461d6e6..2e975d91 100644
--- a/landingPages/publication/publication.service.ts
+++ b/landingPages/publication/publication.service.ts
@@ -356,10 +356,11 @@ export class PublicationService {
 
   getOpenCitations(id: string, properties:EnvProperties) {
     //https://services.openaire.eu/opencitations/getCitations?id=doajarticles::2634200c24772ee8f10232d3e184ec65
-    let url = /*properties.searchAPIURLLAst*/ "https://services.openaire.eu/opencitations/getCitations?id=" + id;
+    let url = properties.openCitationsAPIURL+id;// "https://services.openaire.eu/opencitations/getCitations?id=" + id;
     let key = url;
 
-    return this.http.get((properties.useCache)? (properties.cacheUrl+encodeURIComponent(url)): url)
+    //return this.http.get((properties.useCache)? (properties.cacheUrl+encodeURIComponent(url)): url)
+    return this.http.get(url)
                 .map(res => <any> res.json())
                 .map(res => [res['total'], this.parseOpenCitations(res['results'])]);
   }
@@ -376,31 +377,33 @@ export class PublicationService {
 
       let citation: {"url": string, "title": string,  "year": string, "doi": string, "authors": string[]} = {"url": "", "title": "", "year": "", "doi": "", "authors": []};
 
-      citation.url = openCitation.id;
-      citation.title = openCitation.title;
-      //citation.type = openCitation.type;
-      citation.year = (openCitation.pubDate && (openCitation.pubDate).indexOf('-') !== -1)?openCitation.pubDate.split('-')[0]:openCitation.pubDate;
-      citation.doi = openCitation.doi;
+      if(openCitation) {
+        citation.url = openCitation.id;
+        citation.title = openCitation.title;
+        //citation.type = openCitation.type;
+        citation.year = (openCitation.pubDate && (openCitation.pubDate).indexOf('-') !== -1)?openCitation.pubDate.split('-')[0]:openCitation.pubDate;
+        citation.doi = openCitation.doi;
 
-      let authorsLength = Array.isArray(openCitation.authors) ? openCitation.authors.length : 1;
-      for(let i=0; i<authorsLength; i++) {
-        let author = Array.isArray(openCitation.authors) ? openCitation.authors[i] : openCitation.authors;
-        let lastFirstName: string = "";
-        if(author.lastName) {
-          lastFirstName = author.lastName;
-        }
-        if(author.lastName && author.firstName) {
-          lastFirstName += ", ";
-        }
-        if(author.firstName) {
-          lastFirstName += author.firstName;
-        }
+        let authorsLength = Array.isArray(openCitation.authors) ? openCitation.authors.length : 1;
+        for(let i=0; i<authorsLength; i++) {
+          let author = Array.isArray(openCitation.authors) ? openCitation.authors[i] : openCitation.authors;
+          let lastFirstName: string = "";
+          if(author.lastName) {
+            lastFirstName = author.lastName;
+          }
+          if(author.lastName && author.firstName) {
+            lastFirstName += ", ";
+          }
+          if(author.firstName) {
+            lastFirstName += author.firstName;
+          }
 
-        if(lastFirstName) {
-          citation.authors.push(lastFirstName);
+          if(lastFirstName) {
+            citation.authors.push(lastFirstName);
+          }
         }
+        citations.push(citation);
       }
-      citations.push(citation);
     }
     return citations;
   }
diff --git a/utils/properties/env-properties.ts b/utils/properties/env-properties.ts
index 05c8d060..62cd538c 100644
--- a/utils/properties/env-properties.ts
+++ b/utils/properties/env-properties.ts
@@ -20,7 +20,7 @@ export class EnvProperties {
 
   searchResourcesAPIURL;
 
-
+  openCitationsAPIURL;
 
   csvAPIURL;