Peña Castañeda KA, Oscco Villar JB, Cabrera Gil Grados EM. Improvement model to reduce internal lead time trough SLP, slotting and MRP in a metalworking plant. LACCEI [Internet]. 2026 July 27 [cited 2026 Oct. 3];1(14). Available from: https://proceedings.laccei.org/index.php/laccei/article/view/7154