(3GdaLjQI s - (3gjFI GdaLjQI ddKbGaI hGdGYdGe s ((3GdGeGQGJs (3HdOjI GdaLjQIs, 1998)
Keywords: (3GdUMGaI (B- (3GdaLjQI (B- (3GdUMGaI aj GdGeGQGJ s