作 者:Mikhail Ya Marov, Vernadsky Institute of Geochemistry, Moscow, Russia; Aleksander V. Kolesnichenko, Keldysh Institute of Applied Mathematics Russian Academy of Sciences, Moscow, Russia
作 者:Parvaiz Ahmad, University of Kashmir A.S. College, Srinagar, India; M.M. Azooz, South Valley University, Qena, Egypt; M.N.V. Prasad, University of Hyderabad, Hyderabad, India