Ilyas I, Farid N, Junita N, Islamiah D. Penentuan Nilai SPF Krim Kulit Apel Manalagi (Malus Sylvestris Mill.) Dengan Metode Spektrofotometri UV-Vis. JPP [nternet]. 19Jun.2023 [cited 30Jun.2024];6(3):465-71. vailable from: https://journal.unpacti.ac.id/index.php/JPP/article/view/734