1.
Burgueño i Rivero J. Sortida d’estudi al Collsacabra. Treb. Soc. Catalana Geogr. [Internet]. 2003 Nov. 21 [cited 2024 May 8];(55):251-6. Available from: https://revistes.iec.cat/index.php/TSCG/article/view/10450.001