Rosoda, Panuwat, Sutayut Lunchantha, Kamonchanok Hongdaengand, Thitinun pongnam, Paramust Juntarakod, and Sirorat Pilawut. “A comparison to the vegetation index of KorKor 49 rice field from orthomosaic map and video by using unmanned aerial vehicle”. Agricultural and Biological Engineering 2, no. 1 (October 21, 2024): 20–25. accessed August 21, 2025. https://ph04.tci-thaijo.org/index.php/abe/article/view/6247.