FITRA, Fitra; SIJABAT, Rizky; YUSRIZAL, Yusrizal. Analisis Pengendalian Kualitas Usaha Dagang Batako Rafli Menggunakan Metode Six Sigma. Jurnal ARTI (Aplikasi Rancangan Teknik Industri), [S. l.], v. 20, n. 1, p. 17–24, 2025. DOI: 10.52072/arti.v1i20.1121. Disponível em: https://ejurnal.itbriaupesisir.ac.id/index.php/arti/article/view/1121. Acesso em: 27 jul. 2026.