@misc{indiciae6ce7c77cc485,
  title = {Resource envelope concepts for mission planning},
  author = {Ibrahim, K. Y. and Weiler, J. D. and Tokaz, J. C.},
  year = {1991},
  url = {https://ntrs.nasa.gov/citations/19910019895},
  note = {Source identifier: 19910019895}
}