《徐霞客游记·滇游日记二十八》
苍山向西下流的水流，这条最大，也是流往西南方在南、北两条江水交流处合流。
盖苍山西下之水，此为最大，亦西南合于南北二水交会处。
The water flowing down from Cangshan to the west is the largest, and it also flows to the southwest and merges with the two rivers, the Southern and Northern rivers.