@misc{indiciae25d784358045,
  title = {The 6 May 1947 Milwaukee, Wisconsin, earthquake},
  author = {Susan E. Hough},
  year = {2021},
  doi = {10.1785/0220210150},
  url = {https://pubs.usgs.gov/publication/70236513},
  note = {Source identifier: 70236513}
}