(3GdHGHjhf hGdHgGFjhf aj MGVQge heGVjge (B: s (3OQGSI ObjbI aj GdcTajI hGdTjNg haj cjajI XghQ GdHGHjI aGdHgGFjI (B/ s - (3GdMSfj , GdSjO YHO GdQRGb s ((3HZOGO (B: s (3OGQ GdMQjI ddWHGYI , s, 1984)
Keywords: (3GdaQb GdGSdGjeI s