Boisserie, Jean-Renaud, Lihoreau, Fabrice, Orliac, Maeva, Fisher, Rebecca E., Weston, Eleanor M., Ducrocq, Stéphane (2010): Morphology and phylogenetic relationships of the earliest known hippopotamids (Cetartiodactyla, Hippopotamidae, Kenyapotaminae). Zoological Journal of the Linnean Society 158 (2): 325-366, DOI: 10.1111/j.1096-3642.2009.00548.x, URL: http://dx.doi.org/10.1111/j.1096-3642.2009.00548.x
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