See also: V.S. Popov, V.D. Mur, N.B. Delone, S.V. Popruzhenko
PACS: 03.65.Sq, 32.80.Fb, 32.80.Rm, 32.80.Wr, 34.80.Qb, 03.65.Ge, 03.65.Pm, 32.30.-r