@misc{indiciae8ce58e35167a,
  title = {Trajectory Optimization Using Adjoint Method and Chebyshev Polynomial Approximation for Minimizing Fuel Consumption During Climb},
  author = {Nguyen, Nhan T. and Hornby, Gregory and Ishihara, Abe},
  year = {2013},
  url = {https://ntrs.nasa.gov/citations/20140008919},
  note = {Source identifier: 20140008919}
}