(3cJGH GdEYJHGQ (B/ s - (3EHf efbP GdcJGfj, eMH GdOjf CHh GdeXaQ CSGeg Hf eQTO GdTjQQjs; (3MJj, ajdjHs ((3HjQhJ (B:s (3GdOGQ GdeJMOI ddfTQ,s, 1981)
(3Yf GdfSNI GdaQjOI GdeMahXI aj ecJHI GdGSchQjGd HESHGfjGs
Keywords: (3GdYQHs; (3GdJGQjNs; (3GdUdjHjhfs; (3GdMQhH GdUdjHjIs