Analysis Of The Effective Application Of Cross Selling In Increasing Product Sales At Dwidaya Tour Summarecon Mall Serpong. Journey : Journal of Tourismpreneurship, Culinary, Hospitality, Convention and Event Management, [S. l.], v. 8, n. 2, p. 227–238, 2025. DOI: 10.46837/journey.v8i2.279. Disponível em: https://ojs-journey.pib.ac.id/index.php/art/article/view/279. Acesso em: 17 apr. 2026.