Arrieta Barbosa, Armando Luis. “Space, Time and Society in Social Science Textbooks in Colombia (1990- 2010): Trends, Visions, and Concepts”. Ciencias Sociales y Educación 3, no. 6 (June 30, 2015): 43–64. Accessed July 21, 2026. https://revistas.udem.edu.co/index.php/Ciencias_Sociales/article/view/1018.