code: @SuppressWarnings("unchecked")
  	@Override
  	public EList<IfcLocalPlacement> getReferencedByPlacements() {
  		return (EList<IfcLocalPlacement>) eGet(Ifc4Package.Literals.IFC_OBJECT_PLACEMENT__REFERENCED_BY_PLACEMENTS,
  				true);
  	}
docs: <!-- begin-user-doc -->
  <!-- end-user-doc -->
  @generated