Prihandoko, D., C. W. Purnomo, P. K. Widyaputra, and Nasirudin. “Application of Refuse-Derived Fuel (RDF) Plant in Piyungan Landfill Municipal Solid Waste Management”. ASEAN Journal of Chemical Engineering, Vol. 22, no. 2, Dec. 2022, pp. 296-05, https://journal.ugm.ac.id/v3/AJChE/article/view/9254.