Yong-le: Year 18, Month 5, Day 14
24 Jun 1420
The envoy Ya-lie Tian-you and others who had been sent by Yang Wei-xi-sha, the Western king of the country of Java; the envoy Bu-sha-pa Dan and others who had been sent by the king of the country of Champa; as well as the chieftain Bu-da-han of the Mu-bang Pacification Superintendency in Yun-nan and .... offered tribute of local products. Paper money and silks, as appropriate, were conferred upon them.
Zhong-yang Yan-jiu yuan Ming Shi-lu, volume 14, page 2212