
Paleontology, paleobotany and facies characteristics of a Pennsylvanian delta in southeastern Nebraska. Unpubl. Ph.D. thesis, Univ. Texas, Austin, Texas: 393 pp.

Fossil Shark Teeth of the World. Lamna Books, 170 p
Middle Palaeozoic chondrichthyans and the associated ichthyofauna from southern Poland: a review. Annales Societatis Geologorum Poloniae, 91(3), 253–286
DOI: 10.14241/asgp.2021.13
Carboniferous Fishes of Alabama, Ctenoptychius version 1. In J.A. Ebersole (ed.), Fossil Fishes of Alabama. McWane Science Center, Birmingham, Alabama 2(17), 1–4
DOI: 10.69737/QUED1716