@misc{indiciae663cf32984ba,
  title = {Identifying Functional Requirements for Flexible Airspace Management Concept Using Human-In-The-Loop Simulations},
  author = {Lee, Paul U. and Bender, Kim and Pagan, Danielle},
  year = {2011},
  url = {https://ntrs.nasa.gov/citations/20140005242},
  note = {Source identifier: 20140005242}
}