WULANDARI, S. Y. . Cryptography: A Combination of Caesar and Affine Cipher to Conceal the Message. Proceeding International Conference on Science and Engineering, [S. l.], v. 3, p. 741–744, 2020. DOI: 10.14421/icse.v3.595. Disponível em: http://sunankalijaga.org/prosiding/index.php/icse/article/view/595. Acesso em: 22 sep. 2025.