1. The Quaternary geology of southeastern Wisconsin;Alden;U.S. Geol. Surv. Prof. Paper,1918
2. Evidence for the Lake Chippewa extreme low-water stage in Lake Michigan;Bader;J. Great Lakes Res.,1987
3. Buckley S.B. Study of post-Pleistocene ostracode distribution in the soft sediments of southern Lake Michigan. Ph.D. dissertation, University of Illinois, Champaign, Illinois; 1974.
4. Guide to the geology of Illinois Beach State Park and the Zion beach-ridge plain, Lake County, Illinois;Chrzastowski,2000
5. Late Wisconsinan and Holocene geologic history of the Illinois-Indiana coast of Lake Michigan;Chrzastowski;J. Great Lakes Res.,1994