Mörs, Thomas, Grzegorz Niedźwiedzki, Laura Crispini, Andreas Läufer, and Benjamin Bomfleur. “First Evidence of a Tetrapod Footprint from the Triassic of Northern Victoria Land, Antarctica”. Polar Research 380 (February 14, 2019). Accessed August 22, 2019. https://polarresearch.net/index.php/polar/article/view/3438.