Title:UAV in the advent of the twenties: Where we stand and what is next
Author(s):Nex, Francesco; Armenakis, Costas; Cramer, Michael; Cucci, Davide A.; Gerke, Markus; Honkavaara, Eija; Kukko, Antero; Persello, Claudio; Skaloud, JanDate:2022-02Series:ISPRS Journal of Photogrammetry and Remote Sensing, Volume 184