Arias Maldonado, Manuel, and Ángel Valencia Sáiz. “Key Questions in the Emerging Spanish Environmental Policy: Sustainability, Governance and Europeanization”. Gestión y Análisis de Políticas Públicas, no. 28-29 (April 30, 2004): 23–39. Accessed August 25, 2024. https://revistasonline.inap.es/index.php/GAPP/article/view/359.