Hutahaean, Natal Angelia, Sintia Nadita, khomeny Yunior, and Hendra Saputra. “Influence Discipline Work, Safety and Health Work, And Promotion Position to Work Productivity”. International Journal Of Economics Social And Technology 2, no. 4 (September 24, 2023): 215–224. Accessed April 6, 2025. https://jurnal.risetilmiah.ac.id/index.php/ijest/article/view/343.