(3GdefgL GdSdaj (B:s (3JYQjag (B- (3JGQjNg (B- (3eLGdGJg (B- (3bhGYOg (B- (3NUGFUg (B/s - (3GdbhSj, eaQM Hf SdjeGf s ((3GdQjGV (B:s (3OGQ GdaVjdI ddfTQ hGdJhRjY ,s, 2002)
(3GdCUd CWQhMI OcJhQGg(B.s
Keywords: (3GdOYhI GdESdGejIs; (3GdSdajIs; (3GdefgL GdSdajs