by PETROV,VJACESLAV V.,SU, POPOVIC,VLADISLAV I.,SU, SERGIENKO,TATJANA I.,SU, GORSKOV,NIKOLAJ V.,SU, KRJUCIN,ANDREJ A.,SU, JUDIN,GENNADIJ JU.,SU, ANTONOV,EVGENIJ E.,SU
Year of Publication 07.11.1990