PENENTUAN KADAR FLAVONOID TOTAL EKSTRAK AIR BUNGA ROSELLA (Hibiscus sabdariffa L) SECARA SPEKTOFOTOMETRI UV-Vis. Journal of Pharmaceutical Science and Herbal Technology [Internet]. 21 Juli 2018 [dikutip 15 Oktober 2026];3(1):9-15. Tersedia pada: https://ojs.institutnh.ac.id/index.php/jpsht/article/view/272