Conceptual approaches of categories of social reality linked to university extension. Revista ABRA, [S. l.], v. 41, n. 62, p. 1–25, 2021. DOI: 10.15359/abra.41-62.1. Disponível em: https://www.revistas.una.ac.cr/index.php/abra/article/view/14106.. Acesso em: 6 may. 2024.