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The Cretaceous deposits of the Iullemmeden Basin of Niger, central West Africa Cretaceous Research, 12(2), 137–157
DOI: 10.1016/S0195-6671(05)80021-7
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Les Vertebres de la Partie Moyenne du Cretace en Europe. Cretaceous Research, 2(3), 275–281
DOI: 10.1016/0195-6671(81)90016-1
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The Distribution of Cartilaginous Fish, Turtles, Birds and Mammals in the British Palaeogene. Tertiary Research, 3(1), 1–2