@misc{indiciae34b2ae2dc2ce,
  title = {Practical solutions to the aircraft minimum fuel, fixed-range, fixed time-of-arrival trajectory optimization problem},
  author = {Sorensen, J. A. and Waters, M. H.},
  year = {1980},
  url = {https://ntrs.nasa.gov/citations/19810061111},
  note = {Source identifier: 19810061111}
}