@misc{indiciae9602303fe5e0,
  title = {Accelerated gradient projection technique with application to rocket trajectory optimization},
  author = {Denham, W. F. and Kelley, H. J. and Levine, N. and Speyer, J. L.},
  year = {1970},
  url = {https://ntrs.nasa.gov/citations/19700052279},
  note = {Source identifier: 19700052279}
}