@misc{indiciae91f37e9ad536,
  title = {Partial reflection data collection and processing using a small computer},
  author = {Birley, M. H. and Sechrist, C. F., Jr.},
  year = {1971},
  url = {https://ntrs.nasa.gov/citations/19720003677},
  note = {Source identifier: 19720003677}
}