@misc{indiciae68108550761a,
  title = {The Pleistocene of Indiana and Michigan and the history of the Great Lakes},
  author = {Frank Leverett and Frank Bursley Taylor},
  year = {1915},
  doi = {10.3133/m53},
  url = {https://pubs.usgs.gov/publication/m53},
  note = {Source identifier: m53}
}