TY  - RPRT
TI  - Sources of nitrogen and phosphorous to northern San Francisco Bay
AU  - Stephen W. Hager
AU  - Laurence E. Schemel
PY  - 1992
DO  - 10.2307/1352708
UR  - https://pubs.usgs.gov/publication/70175014
ID  - 70175014
ER  -