SAWIN, Robert S. Classification of Red Beds at Point of Rocks, Morton County, Kansas: A Historical Review. Current Research in Earth Sciences, [S. l.], n. 262, p. 1–5, 2016. DOI: 10.17161/cres.v0i262.11841. Disponível em: https://journals.ku.edu/cres/article/view/11841.. Acesso em: 2 may. 2024.