TY - RPRT TI - Geographic Information Systems (GIS) applications in water resources research; American Water Resources Association Annual Meeting, Chicago, Illinois, November 6-10, 1994 AU - C.A. Hallam AU - J.M. Salisbury PY - 1998 DO - 10.3133/ofr98751 UR - https://pubs.usgs.gov/publication/ofr98751 ID - ofr98751 ER -