@misc{indiciaead8bcc689394,
  title = {Computer programs for reduction of microphotometer data},
  author = {Bell, R. A. and Bengtson, R. D. and Branch, D. R. and Gottlieb, D. M. and Roig, R.},
  year = {1968},
  url = {https://ntrs.nasa.gov/citations/19690028336},
  note = {Source identifier: 19690028336}
}