Wahidin, Wahidin, Hasnaeni Hasnaeni, and Nurmaya Effendi. 2026. “Development of Sun Screen Gel Formulation from Secang Wood Extract (Caesalpinia Sappan L.)”. Jurnal Kesehatan, Rekam Medis Dan Farmasi (JUK-Medifa) 4 (02):62-73. https://jurnal.seaninstitute.or.id/index.php/health/article/view/1056.