Fathurrahman, Ziad, and Rita Komalasari. “Design of Training Cost Tracking Application at the Learning and Development Management Department of PT Bio Farma (Persero) Website Based”. SISINFO : Jurnal Sistem Informasi dan Informatika 7, no. 2 (August 27, 2025): 146–159. Accessed January 19, 2026. https://jurnalunibi.unibi.ac.id/ojs/index.php/SisInfo/article/view/1116.