Karl, H.-V., & Lindow, B. E. K. (2012). Revision of the Paleocene Turtles (Reptilia: Testudines) of Denmark. Studia Palaeocheloniologica Salmanticensia, 9, 175–192. Retrieved from https://revistas.usal.es/historico/index.php/Palaeocheloniologica/article/view/9225