HARAHAP, Muhammad Khoiruddin; KHAIRINA, Nurul. Copyright Protection of Scientific Works using Digital Watermarking by Embedding DOI QR Code . Journal of Computer Networks, Architecture and High Performance Computing, [S. l.], v. 3, n. 2, p. 234–240, 2021. DOI: 10.47709/cnahpc.v3i2.1064. Disponível em: https://itscience-indexing.com/jurnal/index.php/CNAPC/article/view/1064. Acesso em: 4 sep. 2026.