Nunthasen, K. and Nunthasen, W. (2020) “Comparative Assessment of Health Cost and Costs and Returns among Chemical versus Organic Rice Cultivation Methods in Phayao Province”, Connexion: Journal of Humanities and Social Sciences. Chiang Rai, Thailand, 9(1), pp. 19–37. Available at: https://so05.tci-thaijo.org/index.php/MFUconnexion/article/view/243896 (Accessed: 25 April 2024).