YANG, Z. .; AN, L. .; LU, R. .; FAN, S. . The Research on the Professional Development of Middle School Mathematics Teachers Based on Core Quality. American Journal of Education and Learning, [S. l.], v. 3, n. 1, p. 27–34, 2018. DOI: 10.20448/804.3.1.27.34. Disponível em: http://onlinesciencepublishing.com/index.php/ajel/article/view/35. Acesso em: 16 may. 2024.