SÁNCHEZ, F. L.; CELA, A. F. Incentive Mechanisms in P2P Networks: Micropayment Systems. Revista Politécnica, [S. l.], v. 32, 2013. Disponível em: https://revistapolitecnica.epn.edu.ec/ojs2/index.php/revista_politecnica2/article/view/45. Acesso em: 2 may. 2024.