Y. Castillo Alvarez and J. P. Gómez Montoya, “Techno-Economic Assessment of a 70 m3 Concrete Biodigester for Co-Digesting Pig Manure and Organic Waste”, LACCEI, vol. 1, no. 14, July 2026, doi: 10.18687/LACCEI2026.1.1.1144.