@misc{indiciaee5788bd4b919,
  title = {Mars manned fusion spaceship},
  author = {Hedrick, James and Buchholtz, Brent and Ward, Paul and Freuh, Jim and Jensen, Eric},
  year = {1991},
  url = {https://ntrs.nasa.gov/citations/19910013919},
  note = {Source identifier: 19910013919}
}