(3GdJRhjQ aj GdCOH GdjghOj (B/s - (3jhSa, jhSa UGdM,s 1949- ((3OeTb (B:s (3OGQ Gdbde,s, 2000)
Keywords: (3GdJRhjQ aj GdCOH GdYHQjs -- (3bQf (B20s; (3GdCOH GdYHQjs -- (3JGQjN hfbOs -- (3bQf (B20s