“Pengaruh Variasi Konsentrasi Asam Stearat Terhadap Stabilitas Fisik Sediaan Krim Tabir Surya Ekstrak Daun Sirih Hijau (Piper Betle L.): The Effect Of Stearic Acid Concentration Variations On The Physical Stability Of Green Betel Leaf (Piper Betle L.) Sunscreen Cream Preparations”. Jurnal Farmasi dan Farmakoinformatika 3, no. 2 (Desember 30, 2025): 104–112. Diakses April 11, 2026. https://ejournal.gunadarma.ac.id/index.php/jff/article/view/137.