(3eLdI GdHMhK GdabgjI GdeYGUQI(B.s (3aHQGjQ (B- (3eGQS (B- (3CHQjd (B1999 /s ((3GdSYhOjI (B:s (3eDSSI GdHMhK hGdOQGSGJ GdabgjI hYdhe GdbQBf GdcQje GdhbajI,s, 1999)
(3eSGFd aj Gdabg(B.s
(3eLdI YdejI aUdjI eMceI eJNUUI aj Gdabg GdESdGej(B.s
(3GdSfI GdMGOjI YTQI(B: (3GdYOO GdhGMO hGdCQHYhf(B.s
Keywords: (3GdTQjYI GdESdGejIs -- (3OhQjGJs