Syabani, Firman Maulana, and Putri Amelia. “DEVELOPMENT OF INTEGRATED DIGITAL HR SYSTEM USING WATERFALL FOR LEAVE AND REPORT MANAGEMENT”. JITK (Jurnal Ilmu Pengetahuan dan Teknologi Komputer) 11, no. 1 (August 27, 2025): 192–200. Accessed March 4, 2026. https://ejournal.nusamandiri.ac.id.103-80-238-135.cpanel.site/index.php/jitk/article/view/6215.