ABER, James S. Chert Gravel and Neogene Drainage in East-Central Kansas. Current Research in Earth Sciences, [S. l.], n. 240, p. 29–41, 1997. DOI: 10.17161/cres.v0i240.11776. Disponível em: https://journals.ku.edu/cres/article/view/11776.. Acesso em: 2 oct. 2024.