MPG #4.1.9: \(m\)# Related group PG : \(C_{\rm s}\) (\(m\)) SG : \(C_{\rm s}^{1}\) (\(Pm\)) MSG (SG) : \(C_{\rm s}^{1}\) (\(Pm\)) Symmetry operation : PDF Wyckoff site : PDF Response tensor Q : PDF G : PDF T : PDF M : PDF