^Katende, A. B.; Birnie, Ann; Tengnäs, Bo (2000). Useful Trees and Shrubs for Uganda: Identification, Propagation and Management for Agricultural and Pastoral Communities, pp. 218–9. Nairobi, Kenya: Sida's Regional Land Management Unit. ISBN9966-896-22-8 Accessed online 22 October 2019 via http://www.worldagroforestry.org/usefultreesNCIDBA64717723