Preparation and characterization of Zinc metal soap from shea butter (Vitellaria paradoxa). Journal of the Nigerian Society of Physical Sciences, [S. l.], v. 3, n. 4, p. 340–343, 2021. DOI: 10.46481/jnsps.2021.238. Disponível em: https://www.journal.nsps.org.ng/index.php/jnsps/article/view/238.. Acesso em: 4 may. 2024.