by MATSNEV N.A.,SU, FROLOV E.V.,SU, PROKOPOVA L.T.,SU, KRAVTSOV V.A.,SU, PAVLOVSKIJ V.M.,SU
Year of Publication 30.10.1987

by PETROV M.P.,SU, MIKHAJLOV L.P.,SU, VLASOV E.I.,SU, KHABIROV V.V.,SU, AGALAKOV I.P.,SU, KRAVTSOV V.A.,SU
Year of Publication 30.11.1985