Preparation and evaluation of lipstick by using different ratios of oils and wax bases. UNIVERSAL JOURNAL OF PHARMACEUTICAL SCIENCES AND RESEARCH, [S. l.], v. 9, n. 2, p. 27–31, 2023. DOI: 10.61114/UJPSR.9.2.2023.27-31. Disponível em: https://ujpsr.in/index.php/journal/article/view/12. Acesso em: 28 jul. 2026.