Br Tarigan, E. F., and S. Zetli. “ANALISIS POSTUR KERJA KARYAWAN KANTOR PADA PT XZ”. Computer and Science Industrial Engineering (COMASIE), vol. 5, no. 4, July 2021, pp. 11-19, https://ejournal.upbatam.ac.id/index.php/comasiejournal/article/view/3939.