@misc{indiciae260e0c096c15,
  title = {Multiple-Coil, Pulse-Induction Metal Detector},
  author = {Lesky, Edward S. and Reid, Alan M. and Bushong, Wilton E. and Dickey, Duane P.},
  year = {1988},
  url = {https://ntrs.nasa.gov/citations/19880000399},
  note = {Source identifier: 19880000399}
}