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Castrillón Gallego C, Villegas A. Possibilities and limits of university cultural extension, 1935-1954: university journals and radio stations in Colombia. Esc [Internet]. 2022 Jan. 26 [cited 2026 Aug. 14];30(64):89-102. Available from: https://revistas.upb.edu.co/index.php/escritos/article/view/7464