@misc{indiciae6abba780e522,
  title = {Fortran computer programs for running median filters and a general despiker},
  author = {John R. Evans},
  year = {1981},
  doi = {10.3133/ofr811091},
  url = {https://pubs.usgs.gov/publication/ofr811091},
  note = {Source identifier: ofr811091}
}