Sofiati, D. A. ., Payanti, T. D., & Rahayu, H. (2023). 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, 18(1). https://doi.org/10.46836/jk.v18i1.268