JAUREGUI, E. Visibility trends in Mexico City. ERDKUNDE, [S. l.], v. 37, n. 4, p. 296–299, 1983. DOI: 10.3112/erdkunde.1983.04.06. Disponível em: https://www.erdkunde.uni-bonn.de/article/view/2022. Acesso em: 30 apr. 2025.