“FORMULASI DAN UJI STABILITAS FISIK SEDIAAN GEL EKSTRAK BUAH BELIMBING WULUH (Averrhoa bilimbi L.)” (2019) Journal of Pharmaceutical Science and Herbal Technology, 4(1), pp. 4–7. Available at: https://ojs.institutnh.ac.id/index.php/jpsht/article/view/200 (Accessed: 15 October 2026).