(3GdJLGQI h GdGSJKeGQ h GdJfejg aj GdTQb GdGhSW h TeGd GaQjbjG (B/ s ((3hGTfWf (B:s (3GdHfc GdOhdj,s, 2004)
Keywords: (3GdJejI GdGbJUGOjIs; (3GdTQb GdChSWs; (3TeGd GaQjbjGs