diff --git a/ckan2zenodo-library/src/main/java/org/gcube/data/publishing/ckan2zenodo/model/CkanItemDescriptor.java b/ckan2zenodo-library/src/main/java/org/gcube/data/publishing/ckan2zenodo/model/CkanItemDescriptor.java
index 50abc71..d2b101f 100644
--- a/ckan2zenodo-library/src/main/java/org/gcube/data/publishing/ckan2zenodo/model/CkanItemDescriptor.java
+++ b/ckan2zenodo-library/src/main/java/org/gcube/data/publishing/ckan2zenodo/model/CkanItemDescriptor.java
@@ -28,7 +28,7 @@ public class CkanItemDescriptor {
 	private static final String METADATA_MODIFIED="$.metadata_modified";
 	private static final String AUTHOR="$.author";
 	private static final String MAINTAINER="$.maintainer";
-	
+	private static final String ITEM_URL="$.extras[?(@.key=='Item URL')].value";
 	
 	@NonNull
 	@Getter
@@ -49,6 +49,7 @@ public class CkanItemDescriptor {
 	
 	public String getProfile() {
 		List<String> values=getDocument().read(PROFILE);
+		if(values==null) return null;
 		return values.get(0);
 	}
 	
@@ -103,4 +104,10 @@ public class CkanItemDescriptor {
 	public String getMaintainer() {
 		return getDocument().read(MAINTAINER);
 	}
+	
+	public String getItemUrl() {
+		List<String> values=getDocument().read(ITEM_URL);
+		if(values==null) return null;
+		return values.get(0);
+	}
 }