TY - RPRT TI - Regression models for estimating salinity and selenium concentrations at selected sites in the Upper Colorado River Basin, Colorado, 2009-2012 AU - Joshua I. Linard AU - Keelin R. Schaffrath PY - 2014 DO - 10.3133/ofr20141015 UR - https://pubs.usgs.gov/publication/ofr20141015 ID - ofr20141015 ER -