Nur, Syamsu, Imrawati Imrawati, Fitriyanti Jumaetri Sami, Alfat Fadri, & Megawati Megawati. " Anthocyanin From Rosella Petals (Hibiscus sabdariffa L.) as Anion Chemosensory." Journal of Pharmaceutical and Medicinal Sciences [Online], 6.2 (2021): n. pag. Web. 17 May. 2024