(3GdMjGI GdYdejI Ref GdSGeGfjjf (B:s (3GdJGQjN GdKbGaj dNhGSGf hHdGO eG hQGA GdfgQ aj GdbQfjf GdKGdK hGdQGHY ddgLQI (B/s - (3GdKGeQj ,GMSGf Pfhfs ((3HjQhJ (B:s (3OGQ GdWdjYI ddWHGYI hGdfTQ ,s, 2001)
Keywords: (3GdSGeGfjhf (B(819-999)s