Rebelo, Sandra, Fernanda Matias, and Paulo Carrasco. “Application of the DEA Methodology in the Analysis of Efficiency of the Portuguese Hotel Industry: An Analysis Applied to the Portuguese Geographical Regions”. Tourism & Management Studies 9, no. 2 (July 31, 2013): 21–28. Accessed April 29, 2024. https://tmstudies.net/index.php/ectms/article/view/579.