(3OQGSI dGJaGbjI JLGQjI Hjf GeHQGWhQjI WQGHjRhf hGdHfObjI (B/ s - (3aGjR fLjH GScfOQs ([S.N] : (3ecJHI fTQ GdKbGaI , s, 1983)
Keywords: (3GdGJaGbjGJ GdOhdjIs; (3JGQjNs; (3GdYUhQ GdhSWis; (3GdGJaGbjGJ GdJLGQjIs; (3GdHfObjIs; (3WQGHjRhfs