PHUMSATHAN, S. Environmental Value Orientation and Environmental Impact Perception of Visitors to Khao Yai National Park. Kasetsart Journal of Social Sciences, [S. l.], v. 34, n. 3, p. 534–542, 2013. Disponível em: https://so04.tci-thaijo.org/index.php/kjss/article/view/247110. Acesso em: 15 may. 2024.