@misc{indiciaefb90a593056b,
  title = {IBM PC programs for automatic processing and interpretation of Wenner sounding curves in QuickBASIC 4.0, Part B - Disk with computer programs (source and executable) and test examples},
  author = {Robert J. Bisdorf and Adel A. R. Zohdy},
  year = {1989},
  doi = {10.3133/ofr90211b},
  url = {https://pubs.usgs.gov/publication/ofr90211B},
  note = {Source identifier: ofr90211B}
}