(3Gddgh GdeHGM aj GdYUQ GdMOjK HeG jhGab GdTQY GdMfja (B/s - (3GHf eMeO, EHQGgjes ((3WfWG (B- (3eUQ(B:s (3OGQ GdUMGHI ddJQGK,s, 1990)
(3HHdjhLQGajI (B: (3UaMI (B145-148.s
Keywords: (3CNdGb ESdGejIs; (3CNdGbjGJ GdJSdjIs -- (3Gddgh GdeHGMs