(3Odjd GdOhQjGJ GdJQHhjI aj GdhWf GdYQHj (B/ s - (3YHjO, GdWGgQs; (3GdHfhQj, QHjYs ((3JhfS (B:s (3GdefXeI GdYQHjI ddJQHjI h GdKbGaI h GdYdhe (B- (3EOGQI GdJQHjI,s, 1988)
Keywords: (3GdJQHjIs; (3GdHdOGf GdYQHjIs; (3GdOhQjGJs