Valentino, Andreas Alvaro, et al. “Effect of Residual Cake Steryl Glucoside Co-Firing Ratio on Boiler Combustion, Efficiency and Fuel Cost”. ASTONJADRO, vol. 15, no. 1, Mar. 2026, pp. 174-83, doi:10.32832/astonjadro.v15i1.20766.