Arango Serna, M. D., Urán Serna, C. A., & Pérez Ortega, G. (1). Fuzzy mathematical programming applied to the material requirements planning (MRP). Rev. Téc. Fac. Ing. Univ. Zulia, 33(1). Recuperado a partir de http://www.produccioncientifica.luz.edu.ve/index.php/tecnica/article/view/7173