Zhou, Q.; Wei, F.; Li, M.; Huang, C.; Luo, B. (2006). "Diet and food choice of Trachypithecus francoisi in the Nonggang Nature Reserve, China". International Journal of Primatology. 27 (5): 1441–1460. doi:10.1007/s10764-006-9082-8. S2CID44640507.
efloras.org
Bingtao Li & Michael G. Gilbert. "Deutzianthus tonkinensis". Flora of China. Missouri Botanical Garden, St. Louis, MO & Harvard University Herbaria, Cambridge, MA. Retrieved 21 April 2012.
Zhou, Q.; Wei, F.; Li, M.; Huang, C.; Luo, B. (2006). "Diet and food choice of Trachypithecus francoisi in the Nonggang Nature Reserve, China". International Journal of Primatology. 27 (5): 1441–1460. doi:10.1007/s10764-006-9082-8. S2CID44640507.