TY - RPRT TI - seawaveQ—An R package providing a model and utilities for analyzing trends in chemical concentrations in streams with a seasonal wave (seawave) and adjustment for streamflow (Q) and other ancillary variables, version 2.0.0 AU - Karen R. Ryberg AU - Benjamin C. York PY - 2020 DO - 10.3133/ofr20201082 UR - https://pubs.usgs.gov/publication/ofr20201082 ID - ofr20201082 ER -