Setiawan HR, Purnama J. Analysis of Workforce Workload for Production Efficiency Improvement in Sandal Manufacturing Using Workload Analysis and Cardiovascular Load Methods. JRSI [Internet]. 2026 Jun. 30 [cited 2026 Jul. 28];13(01):111-22. Available from: https://journals.telkomuniversity.ac.id/jrsi/article/view/11115