A structural resolution of air traffic flow network of “big-channel-in-the-sky”: Cases of the Beijing–Kunming, Guangzhou–Lanzhou and Shanghai–Lanzhou channels
Feng Fujing, Lu Zi, Zhang Yinuo, Du Xiaohui
SCIENTIA GEOGRAPHICA SINICA . 2024, (4): 619 -629 .  DOI: 10.13249/j.cnki.sgs.20220494