1. Arbour VM. 2008. Evolution, biomechanics, and function of the tail club of ankylosaurid dinosaurs (Ornithischia: Thyreophora). M.Sc. thesis, University of Alberta, Edmonton, Alberta, Canada.
2. A redescription of the ankylosaurid dinosaur Dyoplosaurus acutosquameus parks, 1924 (Ornithischia: Ankylosaur) and a revision of the genus;Arbour;J Vertebr Paleontol
3. The mechanical properties of natural materials. I. Material property charts;Ashby;Proc Math Phys Sci,1995
4. The Young's modulus of ostrich claw keratin;Bonser;J Mater Sci Lett,2000
5. The Young's modulus of feather keratin;Bonser;J Exp Biol,1995