docs: @Override
  	public Optional<Link> findLinkWithRel(LinkRelation relation, String representation) {
  
  		Assert.notNull(relation, "LinkRelation must not be null!");
  		Assert.notNull(representation, "Representation must not be null!");
  
  		return relation.isSameAs(IanaLinkRelations.SELF) //
  				? findSelfLink(representation) //
  				: super.findLinkWithRel(relation, representation);
  	}