(3Wadc GdehghH (B: s (3EcJTGag (B- (3QYGjJg (B- (3JhLjgg (B/ s - (3SdjeGf, Ydjs ((3HjQhJ (B:s (3TQcI SajQ ddWHGYI h GdfTQ,s, 1993)
Keywords: (3GdWads; (3GdCWaGds