(3GdKfGFjI GdOhdjI hGdYGde GdeYGUQ eGHjf (B1945(3h (B1990 ( (3OQGSI JGQjNjI SjGSjI LjhSjGSjI(B) / s - (3OYO Hh edgH YWG Gddgs ([S.N] : (3ecJHI dHfGf , s, 1991)
Keywords: (3GdSjGSI GdOhdjIs; (3GdYdGbGJ GdNGQLjIs; (3GdfXGe GdYGdei GdMOjKs