GAO, Y.; CHAYANUVAT, A. The Effects of Problem-based Learning Approach on Junior High School Chinese Students’ English Speaking Skill. Journal of Buddhist Education and Research (JBER), [S. l.], v. 10, n. 4, p. 240–252, 2024. Disponível em: https://so06.tci-thaijo.org/index.php/jber/article/view/279404. Acesso em: 17 sep. 2026.