SIMATUPANG, Parhimpunan; ., .; ., . Tourism Sector in the Short-Run and Economic Growth in North Sumatra, Indonesia. International Journal of Engineering & Technology, [S. l.], v. 7, n. 3.32, p. 43–46, 2018. DOI: 10.14419/ijet.v7i3.32.18388. Disponível em: https://sciencepubco.com/index.php/ijet/article/view/18388.. Acesso em: 1 may. 2024.