OSMAN, B.; YASIN, A.; OMAR, M. N. An Analysis of Alphabet-based Techniques in Text Steganography. Journal of Telecommunication, Electronic and Computer Engineering (JTEC), [S. l.], v. 8, n. 10, p. 109–115, 2016. Disponível em: https://jtec.utem.edu.my/jtec/article/view/1381. Acesso em: 25 feb. 2024.