The IUCN Red List of Threatened Species 2022.2. 9. prosince 2022. Dostupné online. [cit. 2023-01-02].
iucnredlist.org
IUCN Red List of Threatened Species: Callicebus barbarabrownae [online]. International Union for Conservation of Nature and Natural Resources, rev. 2015 [cit. 2015-12-29]. Dostupné online. (anglicky)
mammalia.cz
Pitheciidae [online]. Jiří Pavlů, rev. 03.02.2004 [cit. 2015-12-29]. Dostupné online.
web.archive.org
LA NOCE MARQUES, Eduardo; BELTRÃO-MENDES, Raone; FERRARI, Stephen Francis. Primates, Pitheciidae, Callicebus barbarabrownae; New localities for the critically endangered titi monkey ... [online]. CRIA, Centro de Referência em Informação Ambiental, Campinas, SP, Brazil, 2013 [cit. 2015-12-29]. S. 113–115. Dostupné v archivu pořízeném dne 2015-09-15. (anglicky)
Evolutionarily Distinct and Globally Endangered species: Callicebus barbarabrownae [online]. Zoological Society of London, London, GB [cit. 2015-12-29]. Dostupné v archivu pořízeném dne 2016-03-04. (anglicky)
ARKive: Blond titi monkey [online]. ARKive, Wildscreen Trading Ltd., Bristol, UK [cit. 2015-12-29]. Dostupné v archivu pořízeném dne 2016-01-07. (anglicky)