(3eHYhK GdGJMGO GdShajJj aj GdeedcI GdYQHjI GdSYhOjI (B: s c ((3GdQjGV (B: s (3GdOGQ GdYQHjI ddWHGYI hGdfTQ , s, 2007)
Keywords: (3GdYdhe GdSjGSjI hGdYdGbGJ GdOhdjIs