(3eMeO cQO Ydj (B/ s - (3GdBdhSj, LeGd GdOjfs ((3HZOGO (B:s (3OGQ GdTDhf GdKbGajI GdYGeI (B- (3BaGb YQHjI,s, 1986)
Keywords: (3QLGd GdEUdGMs; (3GdJQGLes