SIERRA-TAPIRO, Juan Pablo. Validity of the class struggle, the process of peace in Colombia, and challenges to Social Work. Prospectiva. Revista de Trabajo Social e Intervención Social, [S. l.], n. 22, p. 229–260, 2016. DOI: 10.25100/prts.v0i22.1243. Disponível em: https://revistaprospectiva.univalle.edu.co/index.php/prospectiva/article/view/1243. Acesso em: 29 dec. 2025.