(3JWhQ GdacQ GdSjGSj (B.s - (3MSjf , YOfGf GdSjO (B.s ((3HjQhJ (B:s (3eLO GdehSSI GdLGeYjI ddOQGSGJ hGdfTQ hGdJhRjY ,s, 2002)
Keywords: (3GdSjGSI (B- (3fXQjGJ (B.s