by POLETAEV E.B.,SU, PLATONOV G.N.,SU, NAJDEK V.L.,SU, VOLOSHIN A.A.,SU, SHMIGIDIN V.G.,SU, GRACHEV YU.I.,SU, KOSTYAKOV V.N.,SU, SHABAS E.D.,SU
Year of Publication 30.08.1985