TANPA, S.; POTIWAN, P. The Applied Problem Based Learning Activities Development on Economics in Community for Matthayomsuksa 4 Students. Journal of Education Rajabhat Maha Sarakham University, Maha Sarakham, Thailand, v. 19, n. 3, p. 107–118, 2022. Disponível em: https://so06.tci-thaijo.org/index.php/edu-rmu/article/view/261139. Acesso em: 1 oct. 2026.