WIANGNON, Jessadanan, Thares SRISATIT, & Ananya POPRADIT. " Affected Factors for Solid Waste Management in the Upstream of Watershed and Touristic Area using Analytic Hierarchy Process. A Case Study of Pai District, Thailand." Journal of Environmental Management and Tourism [Online], 10.3 (2019): 563-574. Web. 20 Nov. 2024