Melo, E.Z. de and Silva, C.R. da 2019. CALCULATION OF THE OBJECTIVE WIDTH OF A WATERCOURSE’S REGULAR RIVERBED USING UNMANNED AERIAL VEHICLE. Revista Brasileira de Ciências Ambientais. 51 (Aug. 2019), 79–94. DOI:https://doi.org/10.5327/Z2176-947820190429.