KOLLÁR, J.; PORUBÄN, J.; VÁCLAVÍK, P. Separating Concerns in Programming: Data, Control and Actions. COMPUTING AND INFORMATICS, [S. l.], v. 24, n. 5, p. 441–462, 2012. Disponível em: https://www.cai.sk/ojs/index.php/cai/article/view/393. Acesso em: 8 jun. 2023.