Hartika, Wiwik, et al. “Antidiabetic Activity of Ethanol-Water Fraction of Longjack Root (Eurycoma Longifolia Jack.) in Streptozotocin-Nicotinamide Induced Rats”. Jurnal Penelitian Pendidikan IPA, vol. 10, no. 2, Feb. 2024, pp. 776-83, doi:10.29303/jppipa.v10i2.4759.