TY - RPRT TI - Model-based assessment and mapping of total phosphorus enrichment in rivers with sparse reference data AU - Peter C. Esselman AU - R Jan Stevenson PY - 2023 DO - 10.1016/j.scitotenv.2023.163418 UR - https://pubs.usgs.gov/publication/70243190 ID - 70243190 ER -