LÖYTÖNEN, M. Spatial development of the post office network in the province of Mikkeli, Finland, 1860-1980. Fennia - International Journal of Geography, [S. l.], v. 163, n. 1, p. 1–112, 1985. Disponível em: https://fennia.journal.fi/article/view/9057. Acesso em: 5 may. 2024.