See also: A.A. Marmalyuk, A.A. Andronov, D.I. Zinchenko, I.M. Nefedov, Yu.N. Nozdrin, A.V. Sosnin, A.V. Ustinov, V.I. Shashkin, M.N. Drozdov
PACS: 42.55.Px, 71.70.Ej, 73.63.-b