GOICOCHEA LIMAY, Amy Nicole Stefania; GUEVARA MALCA, Araceli Elizabeth; MIÑAN OLIVOS, Guillermo Segundo. Lean Six Sigma to increase operational efficiency in a coal mining company, Cajamarca 2024. LACCEI, [S. l.], v. 1, n. 10, 2024. DOI: 10.18687/LACCEI2024.1.1.1595. Disponível em: https://proceedings.laccei.org/index.php/laccei/article/view/6260. Acesso em: 18 may. 2026.