Rahmatullah, R., Putri, R. W., Mahendra, B., Arofi, H. T., & Hadi, C. S. (2023). Catalyst Lifetime Analysis for High-Temperature Shift Converter (104-D1) at Urea Factory. CHEESA: Chemical Engineering Research Articles, 6(2), 76–84. https://doi.org/10.25273/cheesa.v6i2.15986.76-84