@misc{indiciae3bb7c4e6428d,
  title = {ROBOT. Apollo and AAP preliminary mission profile optimization program. Part 1 - Mathematical formulation},
  author = {Gottlieb, R. G.},
  year = {1968},
  url = {https://ntrs.nasa.gov/citations/19680016340},
  note = {Source identifier: 19680016340}
}