อุทรักษ์ ช., and ธรรมเสนานุภาพ เ. “Solid Waste Management on Lampao Reservoir Tourist Site, Tambon Lamklong, Mueang District, Kalasin Province”. Environment and Natural Resources Journal, vol. 6, no. 1, Apr. 2017, pp. 38-49, https://ph02.tci-thaijo.org/index.php/ennrj/article/view/83843.