Suwandono, P., W. Wijayanti, N. R. Ismail, D. J. Akbar, and M. Reza. “Syngas Quality Improvement in Corncob Updraft Gasification Using CaO/Activated Carbon Palm Fiber Catalyst”. Eastern-European Journal of Enterprise Technologies, vol. 2, no. 6 (140), Apr. 2026, pp. 36-50, doi:10.15587/1729-4061.2026.352281.