Aliaga Sáez, Felipe. “Theoretical Approach to the Integration of Immigrants at Three Levels: Understanding, Adaptation and Inclusion”. Política, Globalidad y Ciudadanía 6, no. 11 (February 5, 2020): 224. Accessed April 26, 2024. https://revpoliticas.uanl.mx/index.php/RPGyC/article/view/134.