Tu, Le Thi Anh, and Le Ba Le. “Optimization of β-D-Galactosidase Rapid Enzyme Assay Using Escherichia Coli ATCC 8739”. Vietnam Journal of Biotechnology 14, no. 2 (June 30, 2016): 361–367. Accessed November 23, 2024. https://vjs.ac.vn/index.php/vjbt/article/view/9362.