(3eY GdbQGf GdcQje (B: s (3QDjI bQBfjI dMbjbI GdeQhjGJ GdJi JNGda cJGH Gddg h SfI QShdg U (B/ s - (3YHOGdaJGM YSGcQs ((3GdbGgQI (B: s (3GdeKbahf GdYQH , s, 2003)
Keywords: (3GdbQGfs; (3GdMOjK (B- (3OaY eWGYfs