Altamirano-Cubas, A., Vergara Medina, G. A., Gosgot Angeles, W., & Iliquin-Fernandez, R. E. (2025). Optimization of anaerobic digestion under psychrophilic conditions using plant biofilms: evaluation of biogas yield and quality in a rural tubular biodigester. Renewable Energy, Biomass & Sustainability, 7(2), 28–39. https://doi.org/10.56845/rebs.v7i2.658