Phongkhamphanh, T. ., S. . Khamyong, and K. . Sri-ngernyuang. “Comparison on Tree Height-Stem Diameter Allometric Equations and Biomass Carbon Estimation of Two Dry Dipterocarp Forests in Northern Thailand”. KKU Science Journal, vol. 46, no. 3, Sept. 2018, pp. 546-59, https://ph01.tci-thaijo.org/index.php/KKUSciJ/article/view/249926.