GRACIA, R. H.; SUTRISNO, A. A. Band Merchandise Design "Double Degree" As A Promotional Medium To Increase Brand Equity and Fan Reach. Journal of Visual Art and Design Studies: Les-Guet’s, [S. l.], v. 1, n. 2, p. 1–10, 2025. DOI: 10.25078/lg.v1i2.4931. Disponível em: http://ojs.uhnsugriwa.ac.id/index.php/lg/article/view/4931. Acesso em: 20 jan. 2026.