Layzell AL, Sawin RS, Mandel RD, Ludvigson GA, Franseen EK, West RR, et al. Quaternary Stratigraphy and Stratigraphic Nomenclature Revisions in Kansas. CRES [Internet]. 2017 Dec. 4 [cited 2024 Jul. 22];(263):1-8. Available from: https://journals.ku.edu/cres/article/view/11811