Syamsuri, Syamsuri, Yustia Wulandari Mirzayanti, Zain Lillahulhaq, and Achmad Bagus Hidayat. “Implementation of Packed Column for Biogas Purification As Fuel for Motorcycle Injection Systems for Performance Improvement”. Eastern-European Journal of Enterprise Technologies 4, no. 1(112) (August 31, 2021): 86–93. Accessed July 19, 2024. https://journals.uran.ua/eejet/article/view/239027.