Geldres Marchena, Teodoro Alberto, Cabeza Salazar, Giam Piero, Castillo Ruiz, Lancelot Mackley, Castro Soto, Eduardo Alexander, Farfan Cabanillas, Joel Fernando Alberto, and Paz Aranda, Jhimy Aníbal, “Improvement plan to reduce the operating costs of the company Tableros La Perla del Huallaga S.A.C. applying engineering tools”, LACCEI, vol. 1, no. 8, July 2023, doi: 10.18687/LACCEI2023.1.1.792.