Wallace, R.B., Mittermeier, R.A., Cornejo, F. & Boubli, J.-P. Ateles chamek // IUCNRed List of Threatened Species. Version 2011.2. International Union for Conservation of Nature, 2008. Посетен на 19 януари 2012. (на английски) Database entry includes a brief justification of why this species is endangered.
