NINGRUM, U. S. A.; SYAHREZA, D. S.; OVIANTI, W.; SIBURIAN, K. .; KHAIRUNNISA, K.; MANURUNG, K. . The Impact of Product Development Challenges on Innovation Management of Charcoal Briquettes in Medan (Case Study: Rumah Briket Medan Amplas). Economic: Journal Economic and Business, [S. l.], v. 3, n. 2, p. 43–47, 2024. DOI: 10.56495/ejeb.v3i2.581. Disponível em: https://jurnal.larisma.or.id/index.php/EJEB/article/view/581. Acesso em: 24 jul. 2025.