SAWIN, Robert S.; FRANSEEN, Evan K.; LUDVIGSON, Greg A.; WATNEY, W. Lynn; WEST, Ronald R. Precambrian Nomenclature in Kansas. Current Research in Earth Sciences, [S. l.], n. 259, p. 1–5, 2013. DOI: 10.17161/cres.v0i259.11840. Disponível em: https://journals.ku.edu/cres/article/view/11840.. Acesso em: 8 may. 2024.