NGAMTHANACOM, N.; KAEWTRAKULCHAI, N.; CHAIWAT, W.; EIAD-UA, A. Influence of Acid Treatment on Nanoporous Carbon from Lignin. Journal of Materials Science and Applied Energy, [S. l.], v. 7, n. 3, p. 317–321, 2018. Disponível em: https://ph01.tci-thaijo.org/index.php/jmsae_ceae/article/view/125896. Acesso em: 9 feb. 2023.