Buffetaut, E.; Angst, D. (2014). "Stratigraphic distribution of large flightless birds in the Palaeogene of Europe and its palaeobiological and palaeogeographical implications". Earth-Science Reviews138: 394–408. doi:10.1016/j.earscirev.2014.07.001.
Janz, Lisa; et al. (2009). "Dating North Asian surface assemblages with ostrich eggshell: implications for palaeoecology and extirpation". Journal of Archaeological Science36 (9): 1982–1989. doi:10.1016/j.jas.2009.05.012.
Zelenkov, Nikita; Boev, Zlatozar; Lazaridis, Georgios (2015). "A large ergilornithine (Aves, Gruiformes) from the Late Miocene of the Balkan Peninsula". Paläontologische Zeitschrift90: 145–151. doi:10.1007/s12542-015-0279-z.
Mitchell, K. J.; Llamas, B.; Soubrier, J.; Rawlence, N. J.; Worthy, T. H.; Wood, J.; Lee, M. S. Y.; Cooper, A. (2014-05-22). "Ancient DNA reveals elephant birds and kiwi are sister taxa and clarifies ratite bird evolution". Science344 (6186): 898–900. ISSN0036-8075. doi:10.1126/science.1251981. hdl:2328/35953.
Yonezawa, Takahiro; Segawa, Takahiro; Mori, Hiroshi; Campos, Paula F.; Hongoh, Yuichi; Endo, Hideki; Akiyoshi, Ayumi; Kohno, Naoki; Nishida, Shin; Wu, Jiaqi; Jin, Haofei (January 2017). "Phylogenomics and Morphology of Extinct Paleognaths Reveal the Origin and Evolution of the Ratites". Current Biology27 (1): 68–77. ISSN0960-9822. PMID27989673. doi:10.1016/j.cub.2016.10.029.
Phillips, Matthew J.; Gibb, Gillian C.; Crimp, Elizabeth A.; Penny, David (2009-11-13). "Tinamous and Moa Flock Together: Mitochondrial Genome Sequence Analysis Reveals Independent Losses of Flight among Ratites". Systematic Biology59 (1): 90–107. ISSN1076-836X. PMID20525622. doi:10.1093/sysbio/syp079.
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 Paleontology39 (2): e1605521. doi:10.1080/02724634.2019.1605521.
Mitchell, K. J.; Llamas, B.; Soubrier, J.; Rawlence, N. J.; Worthy, T. H.; Wood, J.; Lee, M. S. Y.; Cooper, A. (2014-05-22). "Ancient DNA reveals elephant birds and kiwi are sister taxa and clarifies ratite bird evolution". Science344 (6186): 898–900. ISSN0036-8075. doi:10.1126/science.1251981. hdl:2328/35953.
Mitchell, K. J.; Llamas, B.; Soubrier, J.; Rawlence, N. J.; Worthy, T. H.; Wood, J.; Lee, M. S. Y.; Cooper, A. (2014-05-22). "Ancient DNA reveals elephant birds and kiwi are sister taxa and clarifies ratite bird evolution". Science344 (6186): 898–900. ISSN0036-8075. doi:10.1126/science.1251981. hdl:2328/35953.
Yonezawa, Takahiro; Segawa, Takahiro; Mori, Hiroshi; Campos, Paula F.; Hongoh, Yuichi; Endo, Hideki; Akiyoshi, Ayumi; Kohno, Naoki; Nishida, Shin; Wu, Jiaqi; Jin, Haofei (January 2017). "Phylogenomics and Morphology of Extinct Paleognaths Reveal the Origin and Evolution of the Ratites". Current Biology27 (1): 68–77. ISSN0960-9822. PMID27989673. doi:10.1016/j.cub.2016.10.029.
Phillips, Matthew J.; Gibb, Gillian C.; Crimp, Elizabeth A.; Penny, David (2009-11-13). "Tinamous and Moa Flock Together: Mitochondrial Genome Sequence Analysis Reveals Independent Losses of Flight among Ratites". Systematic Biology59 (1): 90–107. ISSN1076-836X. PMID20525622. doi:10.1093/sysbio/syp079.