ЛУЖЕЦЬКИЙ, В. А.; ГОРБЕНКО, І. С. Substitution cipher based on pseudo non-determined gamma generator. Ukrainian Scientific Journal of Information Security, [S. l.], v. 20, n. 2, p. 159–163, 2014. DOI: 10.18372/2225-5036.20.7302. Disponível em: http://jrnl.nau.edu.ua/index.php/Infosecurity/article/view/7302. Acesso em: 15 apr. 2026.