@misc{indiciaeb51bfc419697,
  title = {UAS Integration in the NAS: Encounter Rate Simulation Study with UAS Missions},
  author = {Johnson, Marcus and Mueller, Eric Richard and Santiago, Confesor},
  year = {2014},
  url = {https://ntrs.nasa.gov/citations/20190027302},
  note = {Source identifier: 20190027302}
}