L.L. Jacobs, K. Ferguson, M.J. Polcyn, C. Rennison. Cretaceous δ13C stratigraphy and the age of dolichosaurs and early mosasaurs. NJG [Internet]. 2005Sep.1 [cited 2026Oct.5];84:257 - 268. Available from: https://njgjournal.nl/index.php/njg/article/view/11662