SOFIATI, D. A. .; PAYANTI, T. D.; RAHAYU, H. Testing Ink Resistance on Ballpoint and Stamp Based on Regulation of The National Archives of The Republic of Indonesia No. 7 Year 2018 . Jurnal Kearsipan, [S. l.], v. 18, n. 1, 2023. DOI: 10.46836/jk.v18i1.268. Disponível em: https://jurnalkearsipan.anri.go.id/index.php/ojs/article/view/268. Acesso em: 31 jan. 2025.