TY - RPRT TI - Linear regression model documentation and updates for computing water-quality constituent concentrations or densities using continuous real-time water-quality data for the Kansas River, Kansas, July 2012 through September 2019 AU - Thomas J. Williams PY - 2021 DO - 10.3133/ofr20211018 UR - https://pubs.usgs.gov/publication/ofr20211018 ID - ofr20211018 ER -