Muhammad Agus Budiawan, Astuti Indah Amalia, Subhan Najamuddin, and Darwis Baso. 2026. “Optimization of the Leachate Drainage System and Methane Gas Utilization at the Tamangapa Landfill: An Infrastructure and Energy Engineering Study”. Civilla : Jurnal Teknik Sipil Universitas Islam Lamongan 11 (2):164-75. https://doi.org/10.30736/cvl.v11i2.1745.