(3bVjI GdTcd Gdafi YfO fLjH eMahX (B/ s - (3fHjd QGZHs ([S.N] : (3GdgjFI GdeUQjI GdYGeI ddcJGH , s, 1988)
Keywords: (3GdGOH GdYQHis; (3GdYUQ GdMOjKs; (3eUQs; (3GdbUI GdYQHjIs; (3fLjH eMahXs; (3JGQjN hfbOs