(3GdeKGd eMehO ehSj GdEQGOI GdJj bgQJ CUdH GdCMLGQ (B.s - (3O (B. (3GMeO GdSWhMj (B.s ((3GdbGgQg (B:s (3GdeLdS GdCYdi ddKbGaI(B.,s, 2002)
Keywords: (3GdEQGOI hGdQjGOI aj af GdfMJ(B.s