@misc{indiciaeb0fcc9db7dfa,
  title = {Chemical determination of particulate nitrogen in San Francisco Bay. A comparison of two estimates},
  author = {S.W. Hager and D.D. Harmon},
  year = {1984},
  doi = {10.1016/0272-7714(84)90063-5},
  url = {https://pubs.usgs.gov/publication/70014008},
  note = {Source identifier: 70014008}
}