@conference{44856,
  author = {William Stone},
  title = {Surveying Through Solid Walls},
  year = {1997},
  month = {1997-06-08},
  publisher = {14th International Symposium, Pittsburgh, PA},
  url = {https://tsapps.nist.gov/publication/get_pdf.cfm?pub_id=909362},
  language = {en},
}