@misc{indiciae63eb021ae6f6,
  title = {A comparison of bat activity at low and high elevations in the Black Hills of western Washington},
  author = {J. Erickson and M. J. Adams},
  year = {2003},
  url = {https://pubs.usgs.gov/publication/1016240},
  note = {Source identifier: 1016240}
}