Tungvanitchakapong, Kritsana, Chatchai Boodthep, Pattaraporn Maksong, Khwantri Seangprachathanarug, Seree Wongpichet, and Jetsada Posom. 2025. “Suitable vegetation indices for predicting sugarcane Brix content in the field”. Agricultural and Biological Engineering 2 (2):52-58. https://ph04.tci-thaijo.org/index.php/abe/article/view/7179.