(3GNdGbjGJ GdYde (B: s (3eONd (B/ s - (3jefi WQja GdNhdis; (3QRfjc , OjajO Hs; (3YHOGdfhQ YHOGdefYes ((3GdchjJ (B: s (3GdeLdS GdhWfi ddKbGaI hGdafhf hGdGOGH , s, 2005)
Keywords: (3GdYde hGdCNdGbs; (3GdGNdGb (B- (3Ydes; (3GdYde (B( (3egfI (B)s; (3GdHMhK (B- (3GNdGbjGJs