GEORGUDIS MAYA, B. . April 1990: XX Anniversary of the Institute of Geography, Pontificia Institute of Geography of the Pontificia Universidad Catolica University of Chile. Revista de Geografía Norte Grande, [S. l.], n. 17, p. 3–4, 1990. Disponível em: https://ojs.uc.cl/index.php/RGNG/article/view/39783. Acesso em: 22 jul. 2024.