DZWONKOWSKI, Mariusz; RYKACZEWSKI, Roman. Quaternion Feistel Cipher with an Infinite Key Space Based on Quaternion Julia Sets. Journal of Telecommunications and Information Technology, Warsaw, Poland, v. 62, n. 4, p. 15–21, 2015. DOI: 10.26636/jtit.2015.4.979. Disponível em: https://jtit.pl/jtit/article/view/979. Acesso em: 29 jul. 2026.