(3CcSjS EcS Hj (B/ s - (3TGgjf, CMeO Thbjs; (3GdHSjhfj, YHO GdMejOs ((3GdbGgQI (B:s (3EecJHI Hf SjfG ddfTQ h GdJhRjY, hGdJUOjQ(B. s, 2002)
Keywords: (3bhGYO GdHjGfGJ(B. s; (3HQGeL GdMGShH(B.s; (3GdMhGSjH(B.s