Devita Riafinola Andaririt, and Ardi Broto. “Testing the Anti-Bacterial Activity of Star Gooseberry Leaves (Souropus Androgynus L) Using the Disc Diffusion Method Using the N-Hexane Fraction Against Propionic Bacterium Acnes”. Strada Journal of Pharmacy, vol. 5, no. 2, Oct. 2023, pp. 107-11, http://thesjp.org/index.php/SJP/article/view/100.