MERDIKA MANSUR, Daduk. Co-Creation and Crowdsourced Innovation: A Strategic Approach to Building Consumer Loyalty . Golden Ratio of Mapping Idea and Literature Format, [S. l.], v. 6, n. 1, p. 163–172, 2025. DOI: 10.52970/grmilf.v6i1.1546. Disponível em: https://www.goldenratio.id/index.php/grmilf/article/view/1546. Acesso em: 25 nov. 2025.