@misc{indiciaeb4a7683e5fad,
  title = {Evaluation of trawls for monitoring and harvesting fish populations in Lake Oahe, South Dakota},
  author = {William R. Nelson and Marvin S. Boussu},
  year = {1974},
  url = {https://pubs.usgs.gov/publication/tp76},
  note = {Source identifier: tp76}
}