French, John A., and W. Lynn Watney. “Stratigraphy and Depositional Setting of the Lower Missourian (Pennsylvanian) Bethany Falls and Mound Valley Limestones, Analogues for Age-Equivalent Ooid-Grainstone Reservoirs, Kansas”. Current Research in Earth Sciences 235 (July 1, 1993): 27–39. Accessed November 21, 2024. https://journals.ku.edu/cres/article/view/11792.