@misc{134681,
  author = {Michael Francis and Ronald Wittmann},
  title = {Near-field Scanning Measurements: Theory and practice},
  year = {2008},
  month = {2008-07-03},
  publisher = {Modern Antenna Handbook},
  url = {https://tsapps.nist.gov/publication/get_pdf.cfm?pub_id=32453},
  language = {en},
}