by ZAKHAROV NIKOLAJ V,SU, GUSARENKO GRIGORIJ P,SU, NAZAROV SERGEJ I,SU
Year of Publication 07.04.1989

by RYBTSEV PETR A,SU, GUSARENKO GRIGORIJ P,SU, CHMYKHUNOV GRIGORIJ P,SU, KULAGIN VLADIMIR G,SU
Year of Publication 07.03.1992