Thompson, J. R., Posenato, R., Bottjer, D. J., & Petsios, E. (2019). Echinoids from the Tesero Member (Werfen Formation) of the Dolomites (Italy): Implications for extinction and survival of echinoids in the aftermath of the end-Permian mass extinction. PeerJ.

Thompson, Jeffrey R., Renato Posenato, David J. Bottjer, و Elizabeth Petsios. "Echinoids From the Tesero Member (Werfen Formation) of the Dolomites (Italy): Implications for Extinction and Survival of Echinoids in the Aftermath of the End-Permian Mass Extinction." PeerJ 2019.

Thompson, Jeffrey R., Renato Posenato, David J. Bottjer, و Elizabeth Petsios. "Echinoids From the Tesero Member (Werfen Formation) of the Dolomites (Italy): Implications for Extinction and Survival of Echinoids in the Aftermath of the End-Permian Mass Extinction." PeerJ 2019.