(3JhbjJ GdHfcG(B: (3QhGjg (B/ s - (3eMeO Ydi GdjhSjais ([S.N] : (3QjGV GdQjS ddcJH hGdfTQ , s, 1992)
Keywords: (3GdGOH GdYQHis; (3GdbUU GdYQHjIs