“Formulasi Dan Evaluasi Sabun Padat Transparant Ekstrak Frezzed Drying Kayu Secang (Caesalpinia Sappan L) Sebagai Sabun Anti Jerawat: Formulation and Evaluation of Transparent Solid Soap Extract Freezed Drying Sappan Wood (Caesalpinia Sappan L) As Anti-Acne Soap”. Jurnal Sains dan Kesehatan 3, no. 4 (August 31, 2021): 531–537. Accessed November 15, 2024. https://jsk.ff.unmul.ac.id/index.php/JSK/article/view/390.