Maltese, A., Tschopp, E., Holwerda, F., & Burnham, D. (2018). The real Bigfoot: A pes from Wyoming, USA is the largest sauropod pes ever reported and the northern-most occurrence of brachiosaurids in the Upper Jurassic Morrison Formation. PeerJ.

Maltese, Anthony, Emanuel Tschopp, Femke Holwerda, und David Burnham. "The Real Bigfoot: A Pes From Wyoming, USA Is the Largest Sauropod Pes Ever Reported and the Northern-most Occurrence of Brachiosaurids in the Upper Jurassic Morrison Formation." PeerJ 2018.

Maltese, Anthony, Emanuel Tschopp, Femke Holwerda, und David Burnham. "The Real Bigfoot: A Pes From Wyoming, USA Is the Largest Sauropod Pes Ever Reported and the Northern-most Occurrence of Brachiosaurids in the Upper Jurassic Morrison Formation." PeerJ 2018.