CC-BY-NC-NDDukić, AnaRiznić, DejanFilipović, NemanjaEmeritus prof. dr Larisa Jovanović Prof. dr Jozefi na Beke Trivunac Prof. dr Vadim Ermakov2023-12-262023-12-262020978-86-89061-13-0http://www.ecologica.org.rs/wp-content/uploads/2020/11/Fourth-Industrial-Revolution-Belgrade-Abstracts-2020_compressed.pdfhttps://repozitorijum.tfbor.bg.ac.rs/handle/123456789/2778abstracten"Green economy and ecotourism"conferenceObject