@misc{indiciaec69648f7c8ea,
  title = {Fixed-trim re-entry guidance analysis},
  author = {Gracey, C. and Cliff, E. M. and Lutze, F. H. and Kelley, H. J.},
  year = {1982},
  url = {https://ntrs.nasa.gov/citations/19830033622},
  note = {Source identifier: 19830033622}
}