Ghasem, Nayef Mohamed, dan Mohamed Azlan Hussain. “Avoiding Chaotin Instability under PID Control of Plythylene Fluidized Bed Reactor (UNIPOL Procees)” 3, no. 1 (Desember 31, 2003): 26-33. Diakses Juni 8, 2025. https://jurnal.ugm.ac.id/v3/AJChE/article/view/7575.