KENNEDY, P. S. J.; TOBING, S. J. L.; LUMBANTORUAN, R. Marketing strategy with marketing mix for Lake Toba tourism destination. Journal of Sustainable Tourism and Entrepreneurship, [S. l.], v. 3, n. 3, p. 193–210, 2023. DOI: 10.35912/joste.v3i3.1515. Disponível em: https://goodwoodpub.com/index.php/JoSTE/article/view/1515. Acesso em: 2 aug. 2025.