Hernández Sánchez A, De La Torre Sánchez CE. Migrant children in the Historic Center of Puebla. Strategies for social integration. EST [Internet]. 2021 Jan. 27 [cited 2024 May 7];10(19):77-88. Available from: https://publicaciones.ucuenca.edu.ec/ojs/index.php/estoa/article/view/3333