@misc{indiciaee7ffcc246e4a,
  title = {Range charts and no-space graphs},
  author = {Lucy E. Edwards},
  year = {1978},
  doi = {10.1016/0098-3004(78)90057-2},
  url = {https://pubs.usgs.gov/publication/70012605},
  note = {Source identifier: 70012605}
}