Puceat, E. & Lecuyer, C. & Donnadieu, Y. & Naveau, P. & Cappetta, H. & Ramstein, G. & Huber, B.T. & Kriwet, J. (2007)
Fish tooth ∂18O revising Late Cretaceous meridional upper ocean water temperature gradients. Geology, 35(2), 107–110