@misc{indiciae21a1506d2f5c,
  title = {Geometric database maintenance using CCTV cameras and overlay graphics},
  author = {Oxenberg, Sheldon C. and Landell, B. Patrick and Kan, Edwin},
  year = {1988},
  url = {https://ntrs.nasa.gov/citations/19900023309},
  note = {Source identifier: 19900023309}
}