Kulmutiwat, Supachai, and Anupun Terdwongworakul. “A Portable Device for Non-destructively Assessing Apple Sweetness”. Recent Science and Technology 14, no. 3 (December 29, 2022): 692–704. accessed October 11, 2026. https://li01.tci-thaijo.org/index.php/rmutsvrj/article/view/249621.