See also: E.A. Sosnin, V.F. Tarasenko, B.M. Smirnov, M.I. Lomaev, D.V. Shitts, M.V. Erofeev, A.V. Kozyrev, V.Yu. Kozhevnikov, V.A. Panarin, N.Yu. Babaeva, G.V. Naidis
PACS: 07.60.-j, 42.72.Bj, 52.80.-s, 52.80.Mg, 52.90.+z, 92.60.Pw, 07.05.Tp