Luluk Aniqoh Meliana, Juvita Herdianty, and Arif Wijayanto. “Lip Cream Formulation With Natural Dyes From Secang Wood Leather”. Strada Journal of Pharmacy 4, no. 2 (October 28, 2022): 41–50. Accessed December 7, 2024. http://www.thesjp.org/index.php/SJP/article/view/65.