RIZAL, M. R. R. A BLOCKCHAIN-BASED ONLINE REVIEW SYSTEM OF TOURISM PRODUCTS USING ETHEREUM. Jurnal Techno Nusa Mandiri, [S. l.], v. 18, n. 1, p. 33–38, 2021. DOI: 10.33480/techno.v18i1.2162. Disponível em: https://ejournal.nusamandiri.ac.id/index.php/techno/article/view/2162. Acesso em: 9 may. 2025.