ASADI, T. Investigation of cod removal efficiency from wastewater of a refinery using carbon nanotubes. Amazonia Investiga, [S. l.], v. 7, n. 12, p. 32–44, 2018. Disponível em: https://www.amazoniainvestiga.info/index.php/amazonia/article/view/550. Acesso em: 14 sep. 2025.