@misc{indiciaec25274c66bff,
  title = {ATD-2 Integrated Arrival/ Departure/Surface (IADS) System Software Version 5.x Releases and Notes Version 2},
  author = {Cynthia J Freedman and Stuart Wilson and Louise K Morgan Ruszkowski},
  year = {2021},
  url = {https://ntrs.nasa.gov/citations/20210021384},
  note = {Source identifier: 20210021384}
}