Spassov, Nikolai; Geraads, Denis (2014-05-15). "A New Felid from the Late Miocene of the Balkans and the Contents of the Genus Metailurus Zdansky, 1924 (Carnivora, Felidae)". Journal of Mammalian Evolution. 22: 45–56. doi:10.1007/s10914-014-9266-5. S2CID14261386.
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Spassov, Nikolai; Geraads, Denis (2014-05-15). "A New Felid from the Late Miocene of the Balkans and the Contents of the Genus Metailurus Zdansky, 1924 (Carnivora, Felidae)". Journal of Mammalian Evolution. 22: 45–56. doi:10.1007/s10914-014-9266-5. S2CID14261386.