Disruptive issues through time: Brief “Ad libitum” genealogy on the margins manifested by schools (Argentina, 1970-2010). praxed [Internet]. 2018 May 31 [cited 2026 Jul. 28];22(2):112-3. Available from: https://ojs.unlpam.edu.ar/ojs/index.php/praxis/article/view/2685