TY - RPRT TI - Hydrology of area 59, northern Great Plains and Rocky Mountain coal provinces, Colorado and Wyoming AU - Neville G. Gaggiani AU - Linda J. Britton AU - Donald R. Minges AU - F. A. Kilpatrick AU - Randolph S. Parker AU - James E. Kircher PY - 1987 DO - 10.3133/ofr85153 UR - https://pubs.usgs.gov/publication/ofr85153 ID - ofr85153 ER -