@misc{indiciae521682991587,
  title = {Sampling the Roughness of a Self-Affine Surface Using Laser Altimeter Pulse-Width Statistics},
  author = {Shepard, M. K.},
  year = {2002},
  url = {https://ntrs.nasa.gov/citations/20020045686},
  note = {Source identifier: 20020045686}
}