Center for Research in Sustainable Ecological Production in Macaraquita from Chepo of Las Minas. Global Journals of Research in Engineering, [S. l.], v. 22, n. G2, p. 9–12, 2022. Disponível em: https://testing.engineeringresearch.org/index.php/GJRE/article/view/101540. Acesso em: 5 jun. 2026.