See also: G.A. Askar’yan, V.L. Ginzburg, M.S. Rabinovich, A.V. Gurevich, Yu.V. Kopaev, E.L. Feinberg, A.K. Murtazaev, P.S. Kop’ev
PACS: 01.10.Fv, 62.20.Fe, 81.40.Lm