GASHI, K.; HYSENI, B. Digital Signatures in the Modern Era: A Review of Cryptographic Progress and Post-Quantum Challenges. International Journal of Innovative Technology and Interdisciplinary Sciences, [S. l.], v. 8, n. 4, p. 1082–1112, 2025. DOI: 10.15157/ijitis.2025.8.4.1082-1112. Disponível em: https://journals.tultech.eu/index.php/ijitis/article/view/318. Acesso em: 7 feb. 2026.