Nguyễn Thương, Tuấn. “RESEARCH ON CHEMICAL COMPOSITION AND ANTIOXIDANT ACTIVITY OF CINNAMOMUM BURMANNII ESSENTIAL OIL IN BAO LAC, CAO BANG PROVINCE”. SCIENTIFIC JOURNAL OF TAN TRAO UNIVERSITY 8, no. 3 (November 17, 2022). Accessed May 19, 2024. http://tckh.daihoctantrao.edu.vn/index.php/sjttu/article/view/805.