เสวกงาม ว. An Improvement in Instructional Quality by Applying the DMAIC Process. Journal of Industrial Education, [S. l.], v. 14, n. 2, p. 34–41, 2015. Disponível em: https://ph01.tci-thaijo.org/index.php/JIE/article/view/122157. Acesso em: 19 apr. 2024.