Yuni Widiastuti Hayoto, Aulia Debby Pelu, and Muhammad Azril Hardiman Mahulauw. “Formulasi Dan Uji Stabilitas Fisik Sediaan Foot Sanitizer Tropical Spray Ekstrak Etanol Daun Sirih (Piper Betle L.)”. Usada Nusantara: Jurnal Kesehatan Tradisional 2, no. 1 (December 8, 2023): 124–135. Accessed July 7, 2024. https://e-journal.nalanda.ac.id/index.php/usd/article/view/617.