(3JQTjO GdacQ GdbGfhfj aj GdJYSa aj GSJYeGd GdSdWI GdGOGQjI hGdeUdMI aj GdOYhi (B/ s - (3OjfSfL s; (3QjGV , gfQj s ((3HjQhJ (B: s (3OGQ GdLjd , s, 1981)
Keywords: (3fXQjI GdJYSa s