Research managing exploit activity using unmanned aerial vehicle at Ta Zon mine - Vĩ, Võ Trần; Trần, Anh Tú; The, Duoc; Minh, Quan; Thanh, Phong; Ngoc, Anh; Marzec, Adriano; Nhat, Duy (VNUHCM Journal of Engineering and Technology, 2019)