diff --git a/src/main/java/org/gcube/resourcemanagement/model/reference/entities/facets/AccessPointFacet.java b/src/main/java/org/gcube/resourcemanagement/model/reference/entities/facets/AccessPointFacet.java
index 4a580f6..9018d1c 100644
--- a/src/main/java/org/gcube/resourcemanagement/model/reference/entities/facets/AccessPointFacet.java
+++ b/src/main/java/org/gcube/resourcemanagement/model/reference/entities/facets/AccessPointFacet.java
@@ -41,7 +41,7 @@ public interface AccessPointFacet extends Facet {
 	
 	/**
 	 * A distinguishing string to be used by clients to identify the access point of interest.
-	 * @return
+	 * @return the entry name
 	 */
 	@ISProperty(description = "A distinguishing string to be used by clients to identify the access point of interest.")
 	public String getEntryName();
@@ -50,7 +50,7 @@ public interface AccessPointFacet extends Facet {
 	
 	/**
 	 * The URI which characterises the specific endpoint instance.
-	 * @return
+	 * @return the URI
 	 */
 	@ISProperty(name=ENDPOINT_PROPERTY, description = "The URI which characterises the specific endpoint instance.", mandatory=true, readonly = true, nullable=false)
 	public URI getEndpoint();
@@ -60,7 +60,7 @@ public interface AccessPointFacet extends Facet {
 	/**
 	 * The high-level protocol used by the access point. The String could contain the version if needed. 
 	 * e.g., Web Map Service (WMS) and not HyperText Transfer Protocol (HTTP) which is already contained in the URI.
-	 * @return
+	 * @return the protocol
 	 */
 	@ISProperty(description = "The high-level protocol used by the access point. The String could contain the version if needed. e.g., Web Map Service (WMS) and not HyperText Transfer Protocol (HTTP) which is already contained in the URI.")
 	public String getProtocol();
@@ -69,7 +69,7 @@ public interface AccessPointFacet extends Facet {
 	
 	/**
 	 * A human-oriented text accompanying the access point
-	 * @return
+	 * @return the description
 	 */
 	@ISProperty(description = "A human-oriented text accompanying the access point.")
 	public String getDescription();