Ket-ord, R. “Geomorphological Features and Drainage Patterns in Earthquake Area, Mae Pung and Mae Lao Sub-Watershed, Chiang Rai Province”. Thai Journal of Forestry, vol. 34, no. 2, Aug. 2015, pp. 42-50, https://li01.tci-thaijo.org/index.php/tjf/article/view/250262.