ROZLOMII, I.; YARMILKO , A. INTEGRATED ENCRYPTION-STEGANOGRAPHY PROTECTION OF MULTIMEDIA CONTENT AND DATA IN E-LEARNING SISTEMS. Cherkasy University Bulletin: Applied Mathematics. Informatics, [S. l.], n. 1, 2022. DOI: 10.31651/2076-5886-2022-1-50-61. Disponível em: https://ami-ejournal.cdu.edu.ua/article/view/5593. Acesso em: 4 may. 2026.