N. Nuri, E. Puspitasari, M. A. Hidayat, I. Y. Ningsih, B. Triatmoko, and D. Dianasari, “Effect of extraction methods on total phenol and flavonoid contents, antioxidant and antilipase activities of West Indian elm leaves (Guazuma ulmifolia)”, J Sains Farm Klin, vol. 7, no. 2, pp. 143–150, Aug. 2020.