Kefena, E.; Mekasha, Y.; Han, J. L.; Rosenbom, S.; Haile, A.; Dessie, T.; Beja-Pereira, A. (2012). "Discordances between morphological systematics and molecular taxonomy in the stem line of equids: A review of the case of taxonomy of genus Equus". Livestock Science. 143 (2–3): 105. doi:10.1016/j.livsci.2011.09.017.
Bowling, A.T.; Zimmermann, W.; Ryder, O.; Penado, C.; Peto, S.; Chemnick, L.; Yasinetskaya, N.; Zharkikh, T. (2003). "Genetic variation in Przewalski's horses, with special focus on the last wild caught mare, 231 Orlitza III". Cytogenetic and Genome Research. 102 (1–4). S. Karger AG: 226–234. doi:10.1159/000075754. ISSN1424-8581. PMID14970708. S2CID6085348.
Bowling, A.T.; Zimmermann, W.; Ryder, O.; Penado, C.; Peto, S.; Chemnick, L.; Yasinetskaya, N.; Zharkikh, T. (2003). "Genetic variation in Przewalski's horses, with special focus on the last wild caught mare, 231 Orlitza III". Cytogenetic and Genome Research. 102 (1–4). S. Karger AG: 226–234. doi:10.1159/000075754. ISSN1424-8581. PMID14970708. S2CID6085348.
Bowling, A.T.; Zimmermann, W.; Ryder, O.; Penado, C.; Peto, S.; Chemnick, L.; Yasinetskaya, N.; Zharkikh, T. (2003). "Genetic variation in Przewalski's horses, with special focus on the last wild caught mare, 231 Orlitza III". Cytogenetic and Genome Research. 102 (1–4). S. Karger AG: 226–234. doi:10.1159/000075754. ISSN1424-8581. PMID14970708. S2CID6085348.
Kendall, Elizabeth. A Wayfarer in China, Chapter 13. 1913. A Wayfarer in China
worldcat.org
search.worldcat.org
Bowling, A.T.; Zimmermann, W.; Ryder, O.; Penado, C.; Peto, S.; Chemnick, L.; Yasinetskaya, N.; Zharkikh, T. (2003). "Genetic variation in Przewalski's horses, with special focus on the last wild caught mare, 231 Orlitza III". Cytogenetic and Genome Research. 102 (1–4). S. Karger AG: 226–234. doi:10.1159/000075754. ISSN1424-8581. PMID14970708. S2CID6085348.
youtube.com
New Atlantis Full Documentaries (2012-04-09). "Mongolia". YouTube. Archived from the original on 2021-12-22. Retrieved 2014-08-29.