(3GdehGYX h GdGYJHGQ ai PcQ GdNWW h GdGKGQ (B/ s - (3Gjef aDGO SjOs; (3GdebQjRi (B: (3Jbi GdOjf GHh GdYHGS GMeO Hf Ydi Hf YHOGdbGOQ Hf eMeO GdMSjfi GdYHjOis ((3GfLdJQG (B: s (3eDSSI GdaQbGf ddJQGK GdGSdGei , s, 2002)
Keywords: (3GdbHGFd GdYQHjIs; (3GdeOf hGdbQis; (3eUQ (B- (3hUa hQMdGJs