History of the National University of Itapúa Foundation . Journal on studies and research of academic knowledge, Itapúa, PY, n. 14, p. 20–26, 2021. DOI: 10.70833/rseisa14item267. Disponível em: https://revistas.uni.edu.py/index.php/rseisa/article/view/267. Acesso em: 21 oct. 2025.