The collector's guide to fossil sharks and rays from the Cretaceous of Texas. Before Time, Lewisville, 1993
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
DOI: 10.4202/app.2012.0123
Review of the Danian vertebrate fauna of southern Scandinavia. Bulletin of the Geological Society of Denmark, 65, 1–23
DOI: 10.37570/bgsd-2017-65-01