@misc{indiciae3686e2c5e8f0,
  title = {Visual observations from space},
  author = {Lenoir, W. B. and Kaltenbach, J. L. and Mcewen, M. C. and Weitenhagen, R. A. and Wilmarth, V. R.},
  year = {1974},
  url = {https://ntrs.nasa.gov/citations/19740059323},
  note = {Source identifier: 19740059323}
}