(3GdJLQHI GdjhfGfjI (B/ s - (3GMeO SdGeI eMeO GdSjOs; (3HhQG, S (B.(3es ([S.N] : (3GdgjFI GdeUQjI GdYGeI ddcJGH , s, 1989)
Keywords: (3JGQjNs; (3GdadSaIs; (3GdadSaI GdjhfGfjIs; (3GdjhfGfs; (3GdjhfGf ai GdGOHs