Research on crossing operation separation of urban logistics UAVs at same altitude based on Event model
ZHANG Jian, ZHAO Yifei, LU Fei, LI Zongxiao, LUO Xinyue
China Safety Science Journal . 2025, (5): 99 -105 .  DOI: 10.16265/j.cnki.issn1003-3033.2025.05.1230