Smart Contract-based Gamification Scheme for College in Higher Education. APTISI Transactions on Management, [S. l.], v. 6, n. 2, p. 102–111, 2021. DOI: 10.33050/atm.v6i2.1533. Disponível em: https://www.ijc.ilearning.co/index.php/ATM/article/view/1533. Acesso em: 4 oct. 2025.