Barbara C. Ruddy
Hydrologic relations between streamflow and subalpine wetlands in Grand County, Colorado
Streamflow gain-and-loss and suspended-sediment
Traveltime and reaeration of selected streams in the North Platte and Yampa River basins, Colorado
Water-quality variations and trends in Monument and Fountain creeks, El Paso and Pueblo counties, Colorado, water years 1976-88