AZMI, A., S. A. SATA, F. S. ROHMAN, and A. AZIZ. “DYNAMIC OPTIMIZATION OF LOW-DENSITY POLYETHYLENE PRODUCTION IN TUBULAR REACTOR UNDER THERMAL SAFETY CONSTRAINT”. Chemical Industry & Chemical Engineering Quarterly, vol. 27, no. 1, Apr. 2021, pp. 85-97, doi:10.2298/CICEQ190108027A.