@misc{indiciaef9761662fc90,
  title = {Contributions to the geography of the United States, 1923-1924. Erosion by solution and fill},
  author = {Willis T. Lee},
  year = {1925},
  doi = {10.3133/b760c},
  url = {https://pubs.usgs.gov/publication/b760C},
  note = {Source identifier: b760C}
}