Daniel T. Ksepka Flight performance of the largest volant bird // Proceedings of the National Academy of Sciences. — 2014. — ISSN 1091–6490. — DOI:10.1073/pnas.1320297111. — PMID 25002475.
Sankar Chatterjee, R. Jack Templin, Kenneth E. Campbell, Jr. The aerodynamics of Argentavis, the world's largest flying bird from the Miocene of Argentina // Proceedings of the National Academy of Sciences. — 2007. — Vol. 104, № 30. — P. 12398–12403. — ISSN 0027–8424. — DOI:10.1073/pnas.0702040104. — PMID 17609382.