K. HEMA DIVYA. Studies on the Addition of Activated Charcoal in Herbal Shampoo. Global Journals of Research in Engineering, [S. l.], v. 19, n. C2, p. 15–20, 2019. Disponível em: https://engineeringresearch.org/index.php/GJRE/article/view/1968. Acesso em: 29 mar. 2024.