@misc{indiciae0909e019cfc6,
  title = {The spacecraft structure and thermal design considerations},
  author = {P. Hrycak and D. E. Koontz and C. Maggs and J. W. Stafford and B. A. Unger and A. M. Wittenberg},
  year = {1963},
  url = {https://ntrs.nasa.gov/citations/19640000968},
  note = {Source identifier: 19640000968}
}