Onprom, Surin, and Kittipon Permpoon. 2017. “Selection of Appropriate Trees for Agroforestry System by Applying Analytical Hierarchy Process (AHP) Technique”. Thai Journal of Forestry 36 (1). Bangkok, Thailand:79-88. https://li01.tci-thaijo.org/index.php/tjf/article/view/246907.