↑ 123Mittermeier, Russell A.; Rylands, Anthony B. Handbook of the Mammals of the World: Volume 3, Primates (англ.) / Mittermeier, Russell A.; Rylands, Anthony B.; Wilson, Don E.. — Lynx, 2013. — P. 412. — ISBN 978-8496553897.
↑Jack, Katherine M. All the World's Primates / Rowe, Noel; Myers, Marc. — Pogonias Press, 2016. — С. 281. — ISBN 9781940496061.