Thi, Ngoc-Van Nguyen, Ngan Tuyet Duong, Thanh Tuan Pham, Chau Ngoc Duong, Cam-Thuy Le Thi, Kieu Bich Pham, and Kien Trung Nguyen. “Optimization of a Modified QuEChERS Method of Experimental Design for Vitamin B2, B3, B6 and B9 in Powder Formula Milk by HPLC/DAD”. Science and Technology Indonesia 9, no. 4 (October 1, 2024): 893–903. Accessed April 28, 2026. https://www.sciencetechindonesia.com/index.php/jsti/article/view/1269.