by LIPKIN ANDREJ G,SU, PAGAVA GAJOZ A,SU, KERVALISHVILI ZURAB YA,SU, NIKOLAISHVILI GEORGIJ A,SU, KARAULISHVILI DEMNA I,SU, CHAPIDZE ROBERT E,SU, MARTYNOV YURIJ V,SU
Year of Publication 07.12.1989