(3agQSJ GdeNWhWGJ GdeUhQg (B/ s - (3GdefXeI GdYQHjI ddJQHjI h GdKbGaI h GdYdhes ((3GdbGgQg (B:s (3GdefXeI GdYQHjI ddJQHjI h GdKbGaI h GdYdhe(B-(3eYgO GdeNWhWGJ GdYQHjI,s, 1979)
Keywords: (3GdeNWhWGJs; (3GdagGQSs