@misc{indiciaedcc5b9a92f3f,
  title = {Space Station Freedom - Optimized to support microgravity research and earth observations},
  author = {Bilardo, Vincent J., Jr. and Herman, Daniel J.},
  year = {1990},
  url = {https://ntrs.nasa.gov/citations/19910054349},
  note = {Source identifier: 19910054349}
}