@misc{indiciae4529238912a5,
  title = {Airborne laser topographic mapping results},
  author = {Krabill, W. B. and Collins, J. G. and Link, L. E. and Swift, R. N. and Butler, M. L.},
  year = {1984},
  url = {https://ntrs.nasa.gov/citations/19840056211},
  note = {Source identifier: 19840056211}
}