@misc{indiciae4d25072ae764, title = {Land use and land cover, 1972-76, St. Louis, Missouri; Illinois}, author = {Members of the Engineering Geology and Ground Water Branches, U.S. Geological Survey}, year = {1982}, doi = {10.3133/l101}, url = {https://pubs.usgs.gov/publication/l101}, note = {Source identifier: l101} }