Wardiyah, W., Safrina, U., Prihandiwati, E., & Niah, R. (2021). Phytochemical Contents and Antioxidant Activities of Etlingera elatior Leaf Extract and Fractions: doi.org/10.26538/tjnpr/v5i8.19. Tropical Journal of Natural Product Research (TJNPR), 5(8), 1439-1444. https://tjnpr.org/index.php/home/article/view/445