TY - RPRT TI - Hydrogeology and simulation of ground-water flow in the aquifers underlying Belvidere, Illinois AU - P.C. Mills AU - J.E. Nazimek AU - K. J. Halford AU - D.J. Yeskis PY - 2002 DO - 10.3133/wri014100 UR - https://pubs.usgs.gov/publication/wri014100 ID - wri014100 ER -