Williamson, Toni, and Henderson, Robert A. (2015) Pumiliobelus, a new dwarf coleoid genus (Belemnoidea: Dimitobelidae) from the Cenomanian of Western Australia. Journal of Paleontology, 89 (1). pp. 183-188.

Price, G.D., Williamson, T., Henderson, R.A., and Gagan, M.K. (2012) Barremian-Cenomanian palaeotemperatures for Australian seas based on new oxygen-isotope data from belemnite rostra. Palaeogeography, Palaeoclimatology, Palaeoecology, 358. pp. 27-39.

Williamson, T., Henderson, R.A., Price, G.D., and Collerson, K.D. (2012) Strontium-isotope stratigraphy of the Lower Cretaceous of Australia. Cretaceous Research, 36. pp. 24-36.

Williamson, Toni (2006) Systematics and biostratigraphy of Australian early cretaceous belemnites with contributions to the timescale and palaeoenvironmental assessment of the early Australian early cretaceous system derived from stable isotope proxies. PhD thesis, James Cook University.