(3GdLZQGajI GdWHjYjI dUMGQi GdYGde GdYQHi (B/ s - (3LhOI MSfjf LhOIs ((3GdGScfOQjI (B: s (3efTGI GdeYGQa , s, 1984)
Keywords: (3GdYGde GdYQHis; (3GdLZQGajG GdWHjYjIs; (3GdUMGQis; (3GdefMOQGJs