@misc{indiciae18ddfb7baf96,
  title = {Rapid optimization of multiple-burn rocket flights.},
  author = {Brown, K. R. and Harrold, E. F. and Johnson, G. W.},
  year = {1972},
  url = {https://ntrs.nasa.gov/citations/19720048154},
  note = {Source identifier: 19720048154}
}