(3GdfRYI GdYdejI ai adSaI cGQd HhHQ (B: s (3Hjf GdJLQHI hGdejJGajRjbjG (B/ s - (3MfGf Ydi YhGVIs ((3HjQhJ (B: s (3OGQ GdgGOi , s, 2002)
Keywords: (3GdYdes; (3GdadSaIs; (3GdGSJbQGAs; (3GdGSJfHGWs; (3cGQd HhHQs