TRIWIDATIN, Y. The Influence of Raw Materials and Direct Labor Costs on Profit Margin Ratio in UMKM Agan Cibinong, Bogor Regency. Journal of Finance and Business Digital, [S. l.], v. 1, n. 4, p. 311–324, 2022. DOI: 10.55927/jfbd.v1i4.2172. Disponível em: https://journal.formosapublisher.org/index.php/jfbd/article/view/2172. Acesso em: 2 jul. 2026.