BOKARI, Adib Yusron; DEWI, Meira Parma. Digital Signature Using the SHA-512 Hash Function and the ElGamal Cryptographic Algorithm for Document Security. Mathematical Journal of Modelling and Forecasting, [S. l.], v. 3, n. 2, p. 9–17, 2026. DOI: 10.24036/mjmf.v3i2.44. Disponível em: https://mjomaf.ppj.unp.ac.id/index.php/mjmf/article/view/44. Acesso em: 24 apr. 2026.