@misc{indiciaebe5dfa7ecfc5,
  title = {Program Kolor-Map \& Section, Amiga version 2.0},
  author = {Adel A. R. Zohdy},
  year = {1993},
  doi = {10.3133/ofr93585},
  url = {https://pubs.usgs.gov/publication/ofr93585},
  note = {Source identifier: ofr93585}
}