ตังนู ป.; ภิรมจิตรผ่อง เ. A Development of an Ability in Solving the Mathematical Numbers and Numerals by Using the Four Noble Truth- Based Approach for Mattayom Suksa One Students of Benjalukpittaya School under the Secondary Educational Service Area Office 28. Ubon Ratchathani Journal of Research and Evaluation, [S. l.], v. 3, n. 2, p. 48–54, 2021. Disponível em: https://so06.tci-thaijo.org/index.php/ubonreseva/article/view/250945. Acesso em: 3 oct. 2026.