(3Ljd GdSJjfGJ(B000(3Ljd hWfi bhei ehghH jHfi eUQ Gdjhe heUQ GdZOs ([S.N] : (3GdgjFI GdeUQjI GdYGeI ddcJGH , s, 1993)
Keywords: (3GdYUQ GdMOjKs; (3eUQs; (3QLGd GdOhdIs