MOOLTHA, S.; BHIASIRI , S. The research study the result of the visual art learning in creative Tung Isan Flag by project-based learning for Grade 9 students. Journal for Developing the Social and Community , Bangkok, Thailand, v. 9, n. 2, p. 123–136, 2022. Disponível em: https://so03.tci-thaijo.org/index.php/rdirmu/article/view/254523. Acesso em: 16 sep. 2026.