Air Traffic Controller Acceptability of Unmanned Aircraft System Detect-and-Avoid Thresholds NASA/TM-2015-219392

by: National Aeronatics and Space Administration · Eric R. Mueller · Douglas R. Isaacson · Derek Stevens Paperback details (USA). ISBN: 978-1-5425-0172-9 ISBN-10: 1-5425-0172-5 CreateSpace Independent Publishing Platform · 2017