(3GdGSdGe jMQQ Gdaf (B: s (3ef GdbjO GdhKfi hGdGKQ GdcgfhJi (B/ s - (3eUWai YHOgs ((3GdbGgQI (B: s (3ecJHI eOHhdi , s, 1999)
Keywords: (3GdGSdGe hGdMVGQIs; (3GdGSdGe hGdeLJeYs; (3GdGSdGe hGdGUdGM GdGLJeGYis; (3GdKbGaI GdGSdGejIs; (3GdYeGQI GdGSdGejIs; (3GdNW GdYQHis; (3GdGSdGe hGdafs