. (3GdOQGSGJ GdGMUGFjI s - (3eYdha, fGjas ([(3HjQhJ(B] :s (3hRGQI GdJQHjI GdhWfjI hGdafhf GdLejdIs, 1983)
Keywords: (3GdJQHjIs -- (3dHfGf(B-(3GMUGAs