КОПИТІН, Ю. В. Developing a model of information security risk assessment based on colored Petri net. Ukrainian Scientific Journal of Information Security, [S. l.], v. 20, n. 3, p. 293–299, 2014. DOI: 10.18372/2225-5036.20.7558. Disponível em: http://jrnl.nau.edu.ua/index.php/Infosecurity/article/view/7558. Acesso em: 15 apr. 2026.