(3GdJTQjYGJ GdLeQcjI hGdGbJUGOjI hGdfUhU GdecedI dgG (B/s - (3GdfHhGfj, aGVds ([(3O(B. (3e(B. :s (3O(B. (3f(B.](3,s, 1992)
Keywords: (3GdLeGQcs -- (3bhGfjf hJTQjYGJs -- (3ShQjGs; (3GdSjGSI GdJLGQjIs -- (3ShQjGs; (3GdGbJUGOs -- (3bhGfjf hJTQjYGJs -- (3ShQjGs