See also: I.O. Zolotovskii, S.A. Afanas’ev, A.M. Shutyi, R.N. Minvaliev, Ya.E. Amstislavskii
PACS: 42.25.Bs, 42.65.Re, 42.79.Gn, 41.20.Jb, 42.25.Hz, 75.40.Gb, 75.40.Mg, 76.50.+g