LYSYTSKA, I.; LYSYTSKYI, K.; HALTSEVA, I.; KOLOVANOVA, E. Features of constructing nonlinear transformations of block symmetric ciphers. Radiotekhnika, [S. l.], n. 222, p. 62–68, 2025. DOI: 10.30837/rt.2025.3.222.04. Disponível em: http://rt.nure.ua/article/view/343482. Acesso em: 5 dec. 2025.