J. A. B. Gonçalves, G. de O. Pinheiro, e F. R. V. Diaz, “Study of the shape and angularity of abrasive particles, vegetable and mineral, to be incorporated into solid soap with exfoliating action: Kaolin, bentonite, rice microspheres, bamboo and apricot seed”, Editora, jun. 2023, Acesso em: 21º de agosto de 2025. [Online]. Disponível em: https://sevenpubl.com.br/editora/article/view/1698