See also: A.N. Zinov’ev, A.B. Tolstoguzov, A.P. Shergin
PACS: 34.35.+a, 68.49.Sf, 79.20.Rf, 32.80.Zb, 34.20.-b, 34.50.-s, 34.50.Bw, 34.80.Dp, 52.20.Hv, 61.85.+p