Phunsa, Suwichai. 2020. “A Study of Knowledge from Local Wisdom with Participatory to Develop the Documentary of Ecotourism: A Case Study of Ban Kok Nong Phue, Nong Bua Sub District, Kosum Phisai District, Mahasarakham Province”. Dhammathas Academic Journal 20 (1):11-20. https://so06.tci-thaijo.org/index.php/dhammathas/article/view/218227.