Inventory Optimization Model Applying the FIFO Method and the PHVA Methodology to Improve the Stock Levels of Olive Products in SMEs of the Agro-Industrial Sector in Peru. - Rosysella Izaguirre-Malasquez; Lucia Muñoz-Gonzales; Jhonatan Cabel-Pozo; Carlos Raymundo (IHIET (Paris), 2021)