code: @SuppressWarnings("unchecked")
  	public EList<IfcRelAssignsToProduct> getReferencedBy() {
  		return (EList<IfcRelAssignsToProduct>) eGet(Ifc2x3tc1Package.Literals.IFC_PRODUCT__REFERENCED_BY, true);
  	}
docs: <!-- begin-user-doc -->
  <!-- end-user-doc -->
  @generated