See also: M.D. Prokhorov, D.A. Smirnov, P.A. Tass, V.I. Ponomarenko, V.I. Nekorkin, S.P. Kuznetsov, A.V. Borisov, G.R. Ivanitskii, M.I. Rabinovich
PACS: 05.45.-a, 87.10.+e, 87.19.La, 05.45.Xt