(3JGQjN eUQ ai YgO GdHWGdeI hGdQheGf (B/ s - (3eMehO GHQGgje GdSYOfis ((3GdbGgQI (B: s (3ecJHI GdGfLdhGdeUQjI , s, 2000)
Keywords: (3eUQ (B- (3JGQjNs; (3eUQ GdbOjeI (B- (3JGQjN (B- (3GdYUQ GdQheGfis; (3eUQ GdbOjeI (B- (3JGQjN (B- (3YUQ GdHWGdeIs