TY - RPRT TI - Measurements of leakage from Lake Michigan through three control structures near Chicago, Illinois, April-October 1993 AU - K. A. Oberg AU - A.R. Schmidt PY - 1994 DO - 10.3133/wri944112 UR - https://pubs.usgs.gov/publication/wri944112 ID - wri944112 ER -