Penerapan Watermark‎‎‎‎‎ Tak Terlihat pada Materi Pembelajaran ‎Digital Menggunakan QR Code‎ dan Least Significant Bit. Journal of Muhammadiyah’s Application Technology, [S. l.], v. 4, n. 3, p. 283–292, 2025. DOI: 10.26618/hqt4ec35. Disponível em: https://journal.unismuh.ac.id/index.php/jumptech/article/view/20887. Acesso em: 23 jul. 2026.