PAASI, A.; RAATIKKA, V.-P.; RAIVO, P. J.; RIIKONEN, H. Regions, places and landscapes: Research in regional and human geography at the Oulu University. Fennia - International Journal of Geography, [S. l.], v. 172, n. 2, p. 153–161, 1994. Disponível em: https://fennia.journal.fi/article/view/8900. Acesso em: 9 may. 2024.