Ningrum, U.S.A., Syahreza, D.S., Ovianti, W., Siburian, K. , Khairunnisa, K. and Manurung, K. 2024. 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. 3, 2 (Apr. 2024), 43–47. DOI:https://doi.org/10.56495/ejeb.v3i2.581.