VILAGINÉS SEGURA, J. Gombau de Besora, the lord of El Vallès. From county service to the creation of noble inheritance in post-Carolingian Catalonia. Butlletí de la Societat Catalana d’Estudis Històrics, [S. l.], n. 34, p. 17–75, 2024. Disponível em: https://revistes.iec.cat/index.php/BSCEH/article/view/151242. Acesso em: 17 jul. 2024.