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Citations
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Bouman-Heinsdijk I,. (1979). Does inbreeding occur in free living horses? In L. E. M. de Boer, J. Bouman, & I. Bouman (Eds.), Genetics and Hereditary Diseases of the Przewalski Horse. Rotterdam: Foundation for the Preservation and Protection of the Przewalski Horse.
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Eisenmann V,. (1986). Comparative osteology of modern and fossil horses, half-asses and asses. (pp. 67–116).
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Eisenmann V, U. H. - P. (1986). Identification and discrimination of Equus metapodials. (pp. 118–163).
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Epstein H,. (1971). Descent and origin of the ass. (pp. 394–398).
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Epstein H,. (1971). Wild horses – Recent and extinct. In In: The origin of the domestic animals of Africa II (pp. 401–417).
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Epstein H,. (1984). Ass, mule and onager. In In Manson: Evolution of domesticatd animals. (pp. 174–184).
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Fraser Af,. (1922). The behaviour of the horse ? (pp. 264–278). Wallingford, UK: C.A.B. International.
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Heck H,. (1937). In: Antonius 1937..
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Heptner Vg,. (1966). 2. Wildpferd, Tarpan Equus (Equus przewalski Poljakov 1881) In: Die Säugetiere der Sowjetunion. In In: Heptner V G & Naumov N P (ed.) Jena (pp. 858–874).
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HEPTNER VG et al,. (1966). Kulan. In In: Die Säugetiere der Sowjetunion Bd I (pp. 850–857).
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