KYUREGHYAN, M. K.; KYUREGYAN, K. M. . Linear Cryptanalysis of Modified SAFER + Algorithm. Mathematical Problems of Computer Science, [S. l.], v. 45, p. 111–121, 2021. Disponível em: http://mpcs.sci.am/index.php/mpcs/article/view/174. Acesso em: 5 may. 2024.