FATUROCHMAN, Afrizal; PRAKOSO, Indro; SIBARANI, Ayu Anggraeni; MUHAMMAD, Katon. Penerapan Metode Six Sigma dalam Analisis Kualitas Produk (Studi Kasus Perusahaan Pemroduksi Baja Tulang Beton). SPECTA Journal of Technology, [S. l.], v. 4, n. 2, p. 45–54, 2020. DOI: 10.35718/specta.v4i2.189. Disponível em: https://journal.itk.ac.id/index.php/sjt/article/view/189. Acesso em: 3 jul. 2025.