Martín, Juan Carlos, Cira Mendoza, and Concepción Román. “Regional Spanish Tourism Competitiveness. A DEA-MONITUR Approach”. REGION 4, no. 3 (November 6, 2017): 153–173. Accessed December 22, 2024. https://openjournals.wu-wien.ac.at/ojs/index.php/region/article/view/145.