by GOL'FARB V.I, GORBAN' V.I, MOLODID M.R, PICHKHIDZE S.JA, LIPATOV A.N, FISAK V.E
Year of Publication 27.09.1998

by VDOVINA M.P.,SU, LIPATOV A.N.,SU, REJNART A.V.,SU, GOLBERG L.E.,SU, DULEVA F.T.,SU, MORZHEVILOVA N.P.,SU
Year of Publication 30.10.1991