Banha, Francisco Manuel, Maria Helena Almeida, Efigenio Luz Rebelo, and Alejandro Orgambídez Ramos. “The Main Barriers of Portuguese Entrepreneurship Ecosystem: Interpretive Structural Modeling (ISM) Approach”. Tourism & Management Studies 13, no. 2 (April 30, 2017): 60–70. Accessed April 29, 2024. https://www.tmstudies.net/index.php/ectms/article/view/970.