(3GdJQLeGf GdaQfSi(B: (3dJYdje GddZI GdaQfSjI HOhf eYde (B/ s - (3eDjO GdcjdGfis; (3M OhOHIs ([S.N] : (3ecJHI GdeYGQa , s, 1991)
Keywords: (3GddZI GdaQfSjIs; (3JYdjes