@misc{indiciae1475670f1c9a,
  title = {Mixed Integer Programming and Heuristic Scheduling for Space Communication Networks},
  author = {Lee, Charles H. and Cheung, Kar-Ming},
  year = {2012},
  url = {https://ntrs.nasa.gov/citations/20150008821},
  note = {Source identifier: 20150008821}
}