(3GddMbGf(B((3GdHQhJhchdGf(B)(3GdEVGajGf Edj GJaGbjGJ Lfja(B/s - (3GddLfI GdOhdjI ddUdjH GdCMeQs ((3Lfja(B:s (3GddLfI GdOhdjI ddUdjH GdCMeQ(B,s, 1978)
(3GdfU HGddZI GdYQHjI eJQLe ef GdGfLdjRjIs
Keywords: (3GdbGfhf GdOhdj GdYGes; (3GdeYGgOGJ h GdEJaGbjGJs