Effect of pyrolysis temperature on the physicochemical properties of biochar derived from spent coffee grounds .
International Journal of Sustainable Energy and Environmental Research,
[S. l.], v. 14, n. 2, p. 54–64, 2025. DOI:
10.18488/13.v14i2.4452. Disponível em:
https://archive.conscientiabeam.com/index.php/13/article/view/4452. Acesso em: 4 aug. 2026.