Araújo , R.; Polcyn , M.; Schulp , A.; Mateus , O.; Jacobs , L.; Olímpio Gonçalves , A.; Morais , M.-L. A New Elasmosaurid from the Early Maastrichtian of Angola and the Implications of Girdle Morphology on Swimming Style in Plesiosaurs. njg 2015, 94, 109-120.