BACHILLER MARTÍNEZ, J. M. Crisis y cambio en la montaña ibérica castellana. Estudio de dos comarcas con marcados contrastes geográficos: Pinares y Tierras Altas = Crisis and change in the Iberian mountains of Castile. A study of two zones with marked geographical contrasts: pine forests and uplands. Polígonos. Revista de Geografía, [S. l.], n. 18, p. 225–250, 2012. DOI: 10.18002/pol.v0i18.204. Disponível em: https://revpubli.unileon.es/ojs/index.php/poligonos/article/view/204. Acesso em: 31 ene. 2023.