Phu, Tu Viet. “USING 7-POINT FACIAL HEDONIC SCALE TO COMPARE CHILDREN PREFERENCE TOWARDS PASTEURISED MILK AND UHT MILK: A CASE STUDY ON LOCAL COMMERCIAL PRODUCTS”. Vietnam Journal of Science and Technology 55, no. 5A (March 24, 2018): 226. Accessed October 28, 2021. https://vjs.ac.vn/index.php/jst/article/view/12199.