Sangawongse, S., F. Sengers, and R. Raven. “The Multi-level Perspective and the Scope for Sustainable Land use Planning in Chiang Mai City”. Environment and Natural Resources Journal, vol. 10, no. 2, Nov. 2016, pp. 21-30, https://ph02.tci-thaijo.org/index.php/ennrj/article/view/71266.