@misc{indiciaea4aaafd85b94,
  title = {Landscape associations of frog and toad species in Iowa and Wisconsin, U.S.A},
  author = {M. G. Knutson and J.R. Sauer and D.A. Olsen and M.J. Mossman and L.M. Hemesath and M.J. Lannoo},
  year = {2000},
  url = {https://pubs.usgs.gov/publication/5211048},
  note = {Source identifier: 5211048}
}