(3HjY hTQGA(B:(3eSQMjI ai KdGKI aUhd (B/ s - (3dWjaI GdRjGJs ([S.N] : (3GdgjFI GdeUQjI GdYGeI ddcJGH , s, 1994)
Keywords: (3GdGOH GdYQHis; (3GdeSQMjGJ GdeUQjIs; (3GdeSQMjGJ GdYQHjIs