TY - RPRT TI - Development and organization of a geographic information system data base and its application to investigation of rainfall/runoff-model parameters in Illinois AU - A.R. Schmidt AU - Randal D. Romack PY - 1991 DO - 10.3133/ofr91209 UR - https://pubs.usgs.gov/publication/ofr91209 ID - ofr91209 ER -