^built his first capital on a permanent basis on a small hill including the high fcot-hill area adjacent to that of Lang-Ku-Ri Deo. ... Tai Che-Rai-Doi, Assamised into Charaideo or Charai-khorong and Sans- kritized into Bihagachal… Gogoi, Padmeswar. The Tai and the Tai kingdoms: with a fuller treatment of the Tai-Ahom kingdom in the Brahmaputra Valley. Dept. of Publication, Gauhati University. 1968: 264 & 265 (英语).
^Phukan, J. N. (1992). "The Tai-Ahom Power in Assam". In Barpujari, H. K. (ed.). The Comprehensive History of Assam. Vol. 2. Guwahati: Assam Publication Board. pp. 49–60.