TY - BOOK ID - 145349464 TI - Analysis of well-clear boundary models for the integration of UAS in the NAS AU - Upchurch, Jason M. AU - Langley Research Center AU - United States. PY - 2014 PB - Hampton, Virginia : National Aeronautics and Space Administration, Langley Research Center, DB - UniCat KW - Unmanned aircraft systems. KW - National Airspace System. KW - Collision avoidance. KW - Air traffic controllers (personnel) KW - General aviation aircraft. KW - Midair collisions. UR - https://www.unicat.be/uniCat?func=search&query=sysid:145349464 AB - ER -