@misc{indiciae57b07d4e6e12,
  title = {Optimization of three-dimensional reentry trajectories.},
  author = {Leondes, C. T. and Osgood, W. R.},
  year = {1969},
  url = {https://ntrs.nasa.gov/citations/19690049971},
  note = {Source identifier: 19690049971}
}