(3JGQjN QheG GdbOjeI (B:s (3Yde GdGKGQ jRjM GdSJGQ Yf GSQGQ eGVi QheG (B/s - (3OjcQ , RjdGgs; (3aGf , QhHQJ djfOdi s; (3GHQGgje eMeO GHQGgje s; (3OGdjG eMeO GHQGgje s ((3GdbGgQI (B:s (3fgVI eUQ ddWHGYI h GdfTQ h GdJhRjY ,s, 2009)
Keywords: (3QheGs -- (3JGQjNs; (3QheG GdbOjeIs -- (3JGQjNs