Li, Cheng, and Chang-Li Zhao. “Determination of Vanillin in Milk Powder by Rapid Column High Performance Liquid Chromatography”. Asian Journal of Chemistry 26, no. 10 (May 10, 2014): 3121–3122. Accessed July 17, 2024. https://asianpubs.org/index.php/ajchem/article/view/26_11_70.