@misc{indiciae5af98d91010a,
  title = {Flooded area of Lake St. Croix Beach, Minnesota},
  author = {G.H. Carlson},
  year = {1971},
  doi = {10.3133/70170498},
  url = {https://pubs.usgs.gov/publication/70170498},
  note = {Source identifier: 70170498}
}