Vivallos Espinoza, Carlos, and Alejandra Brito Peña. “Popular Sectors in View of the Modernising Process of the Gran Concepción (Chile 1880-1940) Perspectives of Analysis”. Revista de humanidades (Santiago. En línea), no. 17-18 (November 22, 2010): 51–66. Accessed December 10, 2025. https://revistahumanidades.unab.cl/index.php/revista-de-humanidades/article/view/373.