ENRÍQUEZ ESTRELLA, Miguel Angel. Design of a Biodigester of animal excreta in the El Calvario Community, Veracruz Parish, Pastaza Canton, Ecuador. Revista Tecnológica - ESPOL, Guayaqui, EC, v. 34, n. 4, p. 28–43, 2022. DOI: 10.37815/rte.v34n4.928. Disponível em: https://rte.espol.edu.ec/index.php/tecnologica/article/view/928. Acesso em: 8 nov. 2025.