Sanders, William J.; Gheerbrant, Emmanuel; Harris, John M.; Saegusa, Haruo; Delmer, Cyrille (2010-07-20), Werdelin, Lars; Sanders, William Joseph (eds.), "15. Proboscidea", Cenozoic Mammals of Africa, University of California Press, pp. 161–252, doi:10.1525/9780520945425-019, ISBN978-0-520-94542-5, retrieved 2025-01-20
Sanders, William J.; Gheerbrant, Emmanuel; Harris, John M.; Saegusa, Haruo; Delmer, Cyrille (2010-07-20), Werdelin, Lars; Sanders, William Joseph (eds.), "15. Proboscidea", Cenozoic Mammals of Africa, University of California Press, pp. 161–252, doi:10.1525/9780520945425-019, ISBN978-0-520-94542-5, retrieved 2025-03-16
Sanders, William J.; Gheerbrant, Emmanuel; Harris, John M.; Saegusa, Haruo; Delmer, Cyrille (2010-07-20), Werdelin, Lars; Sanders, William Joseph (eds.), "15. Proboscidea", Cenozoic Mammals of Africa, University of California Press, pp. 161–252, doi:10.1525/9780520945425-019, ISBN978-0-520-94542-5, retrieved 2025-01-20
Sanders, William J.; Gheerbrant, Emmanuel; Harris, John M.; Saegusa, Haruo; Delmer, Cyrille (2010-07-20), Werdelin, Lars; Sanders, William Joseph (eds.), "15. Proboscidea", Cenozoic Mammals of Africa, University of California Press, pp. 161–252, doi:10.1525/9780520945425-019, ISBN978-0-520-94542-5, retrieved 2025-03-16