W. E, Budianto; PADMALIA M, Haryono C. G,. Multi-Brand Strategy in Maintaining Consumer Loyalty in Companies During Economic Downturn. Journal Research of Social Science, Economics, and Management, [S. l.], v. 5, n. 6, p. 9933–9944, 2026. DOI: 10.59141/jrssem.v5i6.1272. Disponível em: https://jrssem.publikasiindonesia.id/index.php/jrssem/article/view/1272. Acesso em: 24 jan. 2026.