(3GdfOe(B: (3eSQMjI (B/ s - (3YHGS GMeOs ([S.N] : (3GdgjFI GdeUQjI GdYGeI ddcJGH , s, 1993)
Keywords: (3GdGOH GdYQHis; (3GdYUQ GdMOjKs; (3eSQMjGJs