PRASETYA, A.; ZURAIDAH, E. Design of Online Certificate Data Processing Information System in Metrology Jakarta . Jurnal Mantik, [S. l.], v. 4, n. 2, p. 1452-1464, 2020. DOI: 10.35335/mantik.Vol4.2020.1044.pp1452-1464. Disponível em: https://iocscience.org/ejournal/index.php/mantik/article/view/1044. Acesso em: 13 apr. 2026.