(3OhQ GdHMQjf ai GdedGMI hGdJLGQI GdHMQjI ef UOQ GdGSdGe MJi SbhW GdNdGaI GdYHGSjI (B/ s - (3eMehO beQs ((3GdbGgQI (B: s (3Yjf ddOQGSGJ hGdHMhK GdGfSGfjI hGdGLJeGYjI , s, 1997)
Keywords: (3GdHMQjIs; (3GdHMQjI (B- (3JGQjN (B- (3GdYUQ GdGSdGeis; (3GdHMQjI (B- (3JGQjN (B- (3GdYUQ GdYHGSis; (3GdHMQjI (B- (3YdGbGJ JLGQjIs