• Interactive maps for knowledge based guidance of UAVMeriste, Merik; Mõtus, Leo; Kelder, Tõnu; Helekivi, Jüri; Polikarpus, M.Proceedings : SCI-202 Symposium on Intelligent Uninhabited Vehicle Guidance Systems : München, 30 June - 2 July 20092009 / p. 14-1 - 14-22