A Field Guide to the Mammals of Central America and Southeast Mexico. OUP USA, 2009-11-05. ISBN 9780195343229. Teoksen verkkoversio (viitattu 18.7.2019). (englanniksi)
iucnredlist.org
Syntheosciurus brochusIUCN Red List of Threatened Species. International Union for Conservation of Nature, IUCN, Iucnredlist.org. (englanniksi)