Koeswara, Yudha Arya, and Devi Maulida Rahmah. 2025. “Optimizing Ergonomic Evaluation of Heavy Workload in Coffee Roasting to Reduce Operator Injury Risks: A Case Study Using Cardiovascular Load, Rula, And Reba Methods: Optimizing Ergonomic Evaluation of Heavy Workload in Coffee Roasting to Reduce Operator Injury Risks: A Case Study Using Cardiovascular Load, Rula, And Reba Methods”. Agroindustrial Technology Journal 9 (1):122-40. https://doi.org/10.21111/atj.v9i1.14360.