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