Fahmi, Aliyah, and Hamelasari Sitompul. “Antioxidant Activity Test of Ethyl Acetate Total Extract from Batak Leeks (Allium Chinense G. Don)”. Jurnal Pendidikan Kimia 11, no. 2 (August 30, 2019): 31–36. Accessed July 15, 2025. https://jurnal.unimed.ac.id/2012/index.php/jpk/article/view/14460.