@misc{indiciaebc0ab0f46f06,
  title = {Ground-water geology and hydrology of Bunker Hill Air Force Base and vicinity, Peru, Indiana},
  author = {Frank A. Watkins and Joseph S. Rosenshein},
  year = {1963},
  doi = {10.3133/wsp1619b},
  url = {https://pubs.usgs.gov/publication/wsp1619B},
  note = {Source identifier: wsp1619B}
}