April 15, 2026 B. Baspinar, H. Balakrishnan, E. Koyuncu “Optimization-Based Autonomous Air Traffic Control for Airspace Capacity Improvement” IEEE Transactions on Aerospace and Electronic Systems [00189251] . (2020): 1-1. Print. Share this . (2020): 1-1. Print."] Related Stories See all news Built to fly Flying at the edge of the stratosphere See all news