See also: M.G. Bulatov, A.N. Churyumov, O.Yu. Lavrova, K.T. Litovchenko, M.I. Mityagina, Yu.A. Kravtsov, Yu.G. Trokhimovskii, I.V. Shugan, K.D. Sabinin
PACS: 84.40.Ba, 92.10.Hm, 93.85.+q