OKTAVIA, Tanty. Pemodelan Employee Self Service Sistem Sebagai Penunjang Human Resources Department. Ultima InfoSys : Jurnal Ilmu Sistem Informasi, [S. l.], v. 6, n. 1, p. 27–35, 2015. DOI: 10.31937/si.v6i1.276. Disponível em: https://ejournals.umn.ac.id/index.php/SI/article/view/276. Acesso em: 18 may. 2025.