Noiprom, N., Wilaikaew, A., & Kulutnam, T. (2020). Dong Sam Kha Community Forest: Economic Values of Nam Kam Village, Tha Li District, Loei Province. Research and Development Journal, Loei Rajabhat University, 14(50), 1–12. retrieved from https://so05.tci-thaijo.org/index.php/researchjournal-lru/article/view/217624