ZHYLIN, A.; PARFENIUK, D.; MITIN, S. Requirements for web applications firewalls. Information Technology and Security, [S. l.], v. 8, n. 2, p. 177–190, 2020. DOI: 10.20535/2411-1031.2020.8.2.222603. Disponível em: http://its.iszzi.kpi.ua/article/view/222603. Acesso em: 30 jul. 2021.