“Generación De biogás a Partir De Efluente doméstico Y Lixiviado Del Relleno Sanitario De Encarnación”. Journal on studies and research of academic knowledge, no. 12 (December 30, 2018): 80–87. Accessed October 21, 2025. https://revistas.uni.edu.py/index.php/rseisa/article/view/214.