TY  - RPRT
TI  - Estimated total phosphorus loads for selected sites on Great Lakes tributaries, water years 2014–2018
AU  - G. F. Koltun
PY  - 2021
DO  - 10.3133/ofr20201145
UR  - https://pubs.usgs.gov/publication/ofr20201145
ID  - ofr20201145
ER  -