%0 Journal Article %T A low-altitude public air route network for UAV management constructed by global subdivision grids %A Zhai, Weixin %A Han, Bing %A Li, Dong %A Duan, Jiexiong %A Cheng, Chengqi %J PLoS ONE %V 16 %N 4 %D 2021-04-14 %I Public Library of Science %~ DeepDyve