@misc{indiciaee0e0afa3793f,
  title = {Vacuum effects on spacecraft materials},
  author = {Comparin, R. A. and Greenwood, L. R. and Spence, D. C.},
  year = {1969},
  url = {https://ntrs.nasa.gov/citations/19700038636},
  note = {Source identifier: 19700038636}
}