L. A. Buatois, G. M. Mangano, and T. R. Carr, “Sedimentology and Ichnology of Paleozoic Estuarine and Shoreface Reservoirs, Morrow Sandstone, Lower Pennsylvanian of Southwest Kansas, USA”, CRES, no. 243, pp. 1–35, Nov. 1999, doi: 10.17161/cres.v0i243.11783.