บุญยธโรกุล ว. Estimation of Potential Evapotranspiration in Thailand by Using Formulas Based on Climatological Data. Agr. Nat. Resour. [internet]. 1975 Jan. 1 [cited 2026 Sep. 18];9(1):26-34. available from: https://li01.tci-thaijo.org/index.php/anres/article/view/240708