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hbw.com
Thomas, B.T., Kirwan, G.M. & Sharpe, C.J.: Hoatzin (Opisthocomus hoazin). [w:] del Hoyo, J., Elliott, A., Sargatal, J., Christie, D.A. & de Juana, E. (eds.) (2014). Handbook of the Birds of the World Alive [on-line]. 2014. [zarchiwizowane z tego adresu (15 marca 2015)].
H. Kuhl, C. Frankl-Vilches, A. Bakker, G. Mayr, G. Nikolaus, S.T. Boerno, S. Klages, B. Timmermann i M. Gahr. An unbiased molecular approach using 3’UTRs resolves the avian family-level tree of life. „Molecular Biology and Evolution”, 2020. DOI: 10.1093/molbev/msaa191. PMID: 32781465. (ang.).