* Chudnoff, M., 1980. Tropical timbers of the world. USDA Forest Service, Agricultural Handbook No 607, Washington D.C., United States. 826 pp.
* CIRAD Forestry Department, 2003. Niangon. [Internet] Tropix 5.0. http://tropix.cirad.fr/ afr/niangon.pdf. May 2005.
* Dupuy, B. & Chézeaux, E., 1994. La sylviculture du niangon en plantation. Bois et Forêts des Tropiques 239: 9–22.