KISANJANI, A.; ANDIVAS, M.; HIRWANDI, H. Six Sigma-Based Quality Management Strategy to Enhance the Competitiveness of Food Souvenir MSMEs in East Kalimantan. Spektrum Industri, [S. l.], v. 24, n. 1, p. 1–15, 2026. DOI: 10.12928/si.v24i1.521. Disponível em: https://journal3.uad.ac.id/index.php/spektrum/article/view/521. Acesso em: 1 may. 2026.