Villaruel, M. J. S. (2024). Willingness to Pay Estimation for the Restoration of Water Quality of a Eutrophic Lake: 10.32526/ennrj/22/20240035. Environment and Natural Resources Journal, 22(3), 244–256. retrieved from https://ph02.tci-thaijo.org/index.php/ennrj/article/view/252738