Pčelina , Tatjana M., and Marianna V. Korčinskaja. “Palaeogeographic Reconstructions of the Russian Boreal Areas and Svalbard During the Triassic”. Polar Research 27, no. 3 (December 1, 2008): 491-494. Accessed March 27, 2026. https://polarresearch.net/index.php/polar/article/view/2902.