《南史·列传·卷七十八》
其国面积方圆三千余里，土地低下而平坦辽阔，气候风俗大体和林邑相同。
其国广轮三千馀里，土地洿下而平博，气候风俗大较与林邑同。
The country is more than 3,000 li square and the land is low and flat with a vast expanse. The climate and customs are roughly the same as Lin Yi.