@misc{indiciaef619650823ad,
  title = {Long-duration orbital effects on optical coating materials},
  author = {Herzig, Howard and Toft, Albert R. and Fleetwood, Charles M., Jr.},
  year = {1993},
  url = {https://ntrs.nasa.gov/citations/19930050643},
  note = {Source identifier: 19930050643}
}