A Study on Rainbow Marketing Theme Based Approach-Critical Review. Journal of Informatics Education and Research, [S. l.], v. 4, n. 3, 2024. DOI: 10.52783/jier.v4i3.1659. Disponível em: https://jier.org/index.php/journal/article/view/1659. Acesso em: 1 may. 2026.