Putu Mahardika Adi Saputra, Ni Luh Putu Muliadini,. «The Causal Nexus Between International Tourism and Economic Growth». Opción 350 (agosto 13, 2019): 1188-1204. Accedido agosto 1, 2025. https://produccioncientifica.luz.edu.ve/index.php/opcion/article/view/24766.