(3GdJGQjN GdaGWei GdSjGSi (B/ s - (3GHQGgje QRb Gddg GjhHs ((3HjQhJ (B: s (3GdTQcI GdYGdejI ddcJGH T e d , s, 1997)
Keywords: (3GdOhdI GdaGWejIs; (3GdMjGI GdSjGSjIs; (3GdaGWejhfs; (3eUQ (B- (3JGQjN (B- (3GdYUQ GdaGWei (B( 969-1171 (3e (B)s; (3eUQ (B- (3GdGMhGd GdSjGSjIs