Ortiz Torres, Maritza, Onailis Oramas Santos, and Magaly Sanz Pérez. 2015. “Method for Evaluating Suppliers With the Theory of Fuzzy Subsets. Application to Selected Suppliers of a Commercial Company”. Journal of Business, Universidad Del Pacífico (Lima, Peru) 7 (1): 2-19. https://doi.org/10.21678/jb.2015.69.