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