Arief Ramadhanus, W. et al. 2025. Analisis Pengaruh Implementasi Lean & Six Sigma Terhadap Kinerja Operasional Pada Perusahaan Manufaktur XYZ. Journal of Accounting and Finance Management. 6, 4 (Oct. 2025), 2267–2274. DOI:https://doi.org/10.38035/jafm.v6i4.2529.