VINOD, LB; NITHYANADA, CR. Visual Cryptographic Authentication for Online Payment System. International Journal of Computer Sciences and Engineering, [S. l.], v. 3, n. 8, p. 109–114, 2025. Disponível em: https://ijcse.isroset.org/index.php/j/article/view/638. Acesso em: 2 feb. 2026.