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 mayo 6, 2024. https://www.produccioncientificaluz.org/index.php/opcion/article/view/24766.