Chankaew P, Hoamuangkaew W, Suksard S. The Valuation of Recreational Value of Wiang Kosai National Park, Phrae Province and Lampang Province . Thai J. For. [Internet]. 2022 Aug. 5 [cited 2024 May 16];32(Supplementrary):195-203. Available from: https://li01.tci-thaijo.org/index.php/tjf/article/view/255498