Phytochemical analysis, total phenolic content and antioxidant activity of two varieties of Hibiscus sabdariffa L. leaves. Journal of Tropical Resources and Sustainable Science (JTRSS), [S. l.], v. 11, n. 2, p. 41–48, 2023. DOI: 10.47253/jtrss.v11i2.1241. Disponível em: https://journal.umk.edu.my/index.php/jtrss/article/view/1241. Acesso em: 25 nov. 2025.