(3GSJYeGd GdUjZI GdYQHjI Hjf GdhVY hGdfbd (B/s - (3YHO GdQGVj, CMeO eMeOs ((3GdbGgQI (B:s (3ecJHI GdKbGaI GdOjfjI,s, 2007)
(3HHdjhLQGajI (B: (3U(B. 161-169.s
Keywords: (3GddZI GdYQHjIs -- (3fMhs; (3GddZI GdYQHjIs -- (3UQas