FORMULASI DAN PENENTUAN NILAI SUN PROTECTION FACTOR (SPF) BEDAK PADAT TABIR SURYA EKSTRAK ETANOL DAUN TAPAK DARA (Catharantus roseus L.). Forte Journal, [S. l.], v. 5, n. 1, p. 75–86, 2025. DOI: 10.51771/fj.v5i1.1098. Disponível em: https://ojs.unhaj.ac.id/index.php/fj/article/view/1098. Acesso em: 13 nov. 2026.