“Improving territorial competitiveness in wine areas: approaches, experiences and proposals in three protected designations of origin in the province of Zaragoza (Spain)” (2013) Boletín de la Asociación de Geógrafos Españoles [Preprint], (62). Available at: https://bage.age-geografia.com.es/ojs/index.php/bage/article/view/1600 (Accessed: 8 July 2025).