[DOIBoost - Mapping] selecting the url from Crossref containing the doi

dhp-workflows/dhp-doiboost/src/main/java/eu/dnetlib/doiboost/crossref/Crossref2Oaf.scala

@@ -207,7 +207,7 @@ case object Crossref2Oaf {
       instance.setDateofacceptance(asField(createdDate.getValue))
     }
     val s: String = (json \ "URL").extract[String]
-    val links: List[String] = ((for {JString(url) <- json \ "link" \ "URL"} yield url) ::: List(s)).filter(p => p != null && !p.contains("api.elsevier.com...")).distinct
+    val links: List[String] = ((for {JString(url) <- json \ "link" \ "URL"} yield url) ::: List(s)).filter(p => p != null && p.toLowerCase().contains(doi.toLowerCase())).distinct
     if (links.nonEmpty) {
       instance.setUrl(links.asJava)
     }