Saptono, R., M. Junus, F. Arinie, and A. CR. “Design of an IoT-Based Waste Management System for Biogas Production As a Renewable Energy Source”. Jurnal Informatika Polinema, vol. 12, no. 4, Oct. 2026, pp. 689-96, doi:10.33795/jip.v12i4.9770.