@misc{indiciae6399453b5823,
  title = {Using the bootstrap and fast Fourier transform to estimate confidence intervals of 2D kernel densities},
  author = {John W. Kern and Trent L. McDonald and Steven C. Amstrup and George M. Durner and Wallace P. Erickson},
  year = {2003},
  doi = {10.1023/a:1026092103819},
  url = {https://pubs.usgs.gov/publication/70182216},
  note = {Source identifier: 70182216}
}