RIANA, Zenni; PANE, Sri Gustina; YUSRITA, Yusrita; MIRZA, Teuku. Optimizing Tourism Potential to Improve Regional Economy in Langkat Regency. Regress: Journal of Economics & Management, [S. l.], v. 3, n. 3, p. 187–192, 2024. Disponível em: https://jurnal.medanresourcecenter.org/index.php/REG/article/view/1524. Acesso em: 11 mar. 2026.