
APPLYING UAV PHOTOGRAMMETRY DATA FOR HIGH-RESOLUTION GEOMORPHOLOGICAL MAPPING OF A PART OF THE LOM RIVER VALLEY NEAR THE VILLAGE OF VASILOVTSI (BULGARIA)
(STEF92 Technology, 2020-09-20, Emilia Tcherkezova, Tsvetan Kotsev, Georgi Zhelezov, Velimira Stoyanova)


