PRUNEDA URZÚA, Ricardo; CORVALÁN QUIROZ, Alejandro; LEÓN VARGAS, Marcelo. Sectoral evolution of economic activity in the regions of Chile: 1960-2020. Revista Ingeniare, [S. l.], v. 32, 2025. Disponível em: https://ingeniare.uta.cl/index.php/inge/article/view/1456. Acesso em: 8 nov. 2026.