Putri, G. C., and M. Wiharto. “The Relationship Between Work Discipline and Nurses’ Work Productivity at Hospital X Jakarta”. Jurnal Multidisiplin Sahombu, vol. 5, no. 06, Sept. 2025, pp. 1888-95, https://ejournal.seaninstitute.or.id/index.php/JMS/article/view/7341.