SUKSRINGARM, J.; SINGSEEWO, A.; APPAMARAKA, S. Development of knowledge, awareness, critical thinking and argumentation of the 9th grade’s students taught socio-environmental issues using mixed methods based on adapted problem-based learning. International Journal of Agricultural Technology, [S. l.], v. 15, n. 3, p. 501–518, 2019. Disponível em: https://li04.tci-thaijo.org/index.php/IJAT/article/view/8234. Acesso em: 18 nov. 2025.