On the fossil fish of the Cretaceous formations of Scandinavia. Scientific Transactions of the Royal Dublin Society, 2 (4): 363–434, pl. 38–46.
Palaeoenvironment and Shark Evolution across the K/T-boundary on Southern Zealand. Phd Thesis, Faculty of Science, University of Copenhagen
Neoselachians from the Danian (Early Paleocene) of Denmark. Acta Palaeontologica Polonica, 60 (2): 313–338