(3GddSGfjGJ hGddZI GdYQHjI(B:s (3feGPL JQcjHjI hOdGdjI (B/s - (3GdagQj, YHO GdbGOQ GdaGSjs ((3GdeZQH (B:s (3OGQ JhHbGd (B- (3GdOGQ GdHjVGA ,s, 1982)
Keywords: (3GdHdGZI GdYQHjI s; (3GdeYGfj s