P, Arina Zulfah, et al. “UJI AKTIVITAS ANTIBAKTERI EKSTRAK ETANOL 70% DAUN PEGAGAN (Centella Asiatica L. Urban) TERHADAP BAKTERI Escherichia Coli ATCC 25922”. Prosiding University Research Colloquium, Dec. 2020, pp. 225-7, https://repository.urecol.org/index.php/proceeding/article/view/1186.