@misc{indiciae94563909034b,
  title = {Discharge ratings for control gates at Mississippi River lock and dam 20, Canton, Missouri},
  author = {A.J. Heinitz},
  year = {1987},
  doi = {10.3133/wri874149},
  url = {https://pubs.usgs.gov/publication/wri874149},
  note = {Source identifier: wri874149}
}