Abdurrakhman, Arief, Lilik Sutiarso, Makhmudun Ainuri, Mirwan Ushada, and Md Parvez Islam. 2024. “Design of a Pressure Control System in Biogas Reactor Based on PID Controller With Ziegler-Nichols and Auto Tuning PSO”. Jurnal Otomasi Kontrol Dan Instrumentasi 16 (2):104-16. https://doi.org/10.5614/joki.2024.16.2.5.