MERCIER, C. EDITORIAL. Universum (Talca. En línea), [S. l.], v. 36, n. 1, p. 1–2, 2021. DOI: 10.4067/S0718-23762021000100001. Disponível em: https://universum.utalca.cl/index.php/universum/article/view/94. Acesso em: 21 oct. 2021.