OLONDRIZ VALVERDE, A.; DEL ARCO BRAVO, I. Who are the new leaders? Systematic review of the figure of the middle leader in educational organizations. Perspectiva Educacional, [S. l.], v. 65, n. 2, p. 172–199, 2026. DOI: 10.4151/07189729-Vol.65-Iss.2-Art.1665. Disponível em: https://www.perspectivaeducacional.cl/index.php/peducacional/article/view/1665. Acesso em: 8 ago. 2026.