See also: T.I. Larchenkova, D.I. Novikov, S.V. Pilipenko, A.G. Doroshkevich, A.M. Osipova, K.O. Parfenov, A.M. Malinovsky, S.F. Likhachev
PACS: 07.87.+v, 98.70.Vc, 98.80.Es