@misc{indiciae479c97071cba,
  title = {Conservation status of freshwater gastropods of Canada and the United States},
  author = {Paul D. Johnson and Arthur E. Bogan and Kenneth M. Brown and Noel M. Burkhead and James R. Cordeiro and Jeffrey T. Garner and Paul D. Hartfield and Dwayne A. Lepitzki and Gerry L. Mackie and Eva Pip and Thomas A. Tarpley and Jeremy S. Tiemann and Nathan V. Whelan and Ellen E. Strong},
  year = {2013},
  doi = {10.1080/03632415.2013.785396},
  url = {https://pubs.usgs.gov/publication/70048461},
  note = {Source identifier: 70048461}
}