March 28, 2023 4. M. Sandberg, T. G. Reynolds, H. Khadilkar and H. Balakrishnan. “Airport Characterization for the Adaptation of Surface Congestion Management Approaches,” ICAT Technical Report ICAT-2013-1. Share this Related Stories See all news Mix-and-match kit could enable astronauts to build a menagerie of lunar exploration bots New “traffic cop” algorithm helps a drone swarm stay on task See all news