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Buffetaut, E.; Angst, D. (2014). »Stratigraphic distribution of large flightless birds in the Palaeogene of Europe and its palaeobiological and palaeogeographical implications«. Earth-Science Reviews. 138: 394–408. Bibcode:2014ESRv..138..394B. doi:10.1016/j.earscirev.2014.07.001.
Zelenkov, Nikita; Boev, Zlatozar; Lazaridis, Georgios (2015). »A large ergilornithine (Aves, Gruiformes) from the Late Miocene of the Balkan Peninsula«. Paläontologische Zeitschrift. 90: 145–151. doi:10.1007/s12542-015-0279-z. S2CID131264199.
Zelenkov, N. V.; Lavrov, A. V.; Startsev, D. B.; Vislobokova, I. A.; Lopatin, A. V. (2019). »A giant early Pleistocene bird from eastern Europe: unexpected component of terrestrial faunas at the time of early Homo arrival«. Journal of Vertebrate Paleontology. 39 (2): e1605521. doi:10.1080/02724634.2019.1605521. S2CID198384367.
