PRASETSANG, C.; PIASIRI, S. . The learning result of visual art subject for grade 2 students by lesson study and open approach . Journal of Research and Development Institute Rajabhat Maha Sarakham University, [S. l.], v. 9, n. 2, p. 543–558, 2022. Disponível em: https://so03.tci-thaijo.org/index.php/rdirmu/article/view/261040. Acesso em: 19 may. 2024.