Brenner RL. Stratigraphy, petrology, and paleogeography of the upper portion of the Cherokee Group (Middle Pennsylvanian), eastern Kansas and northeastern Oklahoma. kgsbulletin [Internet]. 1989 Jan. 1 [cited 2025 Apr. 27];:1-70. Available from: https://journals.ku.edu/kgsbulletin/article/view/23537