สนามพล ด. Gratitude, Wisdom, Goodness, Mercy ; Consciousness for Conservation of Natural Resources and Environment. Mahamakut Graduate School Journal, [S. l.], v. 14, n. 2, p. 46–55, 2019. Disponível em: https://so04.tci-thaijo.org/index.php/mgsj/article/view/201282. Acesso em: 5 may. 2024.