MUGAMBI, V.; TOO, V.; MUNGAI, G. N. Evaluating the effectiveness of sugarcane waste biochar in the purification of greywater. African Journal of Science, Technology and Social Sciences, [S. l.], v. 4, n. 2, p. PAS 81–92, 2025. DOI: 10.58506/ajstss.v4i2.292. Disponível em: https://journals.must.ac.ke/index.php/AJSTSS/article/view/292. Acesso em: 8 dec. 2025.