“Determination of some 2nd cephalosporin antibiotics by HPLC - PDA method using a green analytical technique” (2026) Tạp chí Y dược học Phạm Ngọc Thạch, 2(3). Available at: https://bsgdtphcm.vn/ojs/index.php/pnt/article/view/535 (Accessed: 1 November 2026).