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Author (up) Title Year Publication Serial Volume Pages
Antonius. O., Fruchtbare Maultiernachzucht 1950 Zool Anzeiger Erg 893 28-33
Antonius. O., Beobachtungen an Einhufern in Schönbrunn. XIX. Ein Waldzebra 1950 Zoologische Garten 892 17 204-210
Bourdelle Me, F.S. La classification des equides actuels 1950 965 14 126-139
Harlow, H.F. Learning and satiation of response in intrinsically motivated complex puzzle performance by monkeys 1950 Journal of Comparative and Physiological Psychology 6550 43 289-294
Imanishi K, Social life of semi 1950 1212 4 29-42
Willemse Mca, The shifting of the molar row with regard to the orbit in equus and giraffa 1950 1708 30 311-326