Ortega-Blacio, S. ., Z. . Lopez-Monge, and R. de J. Eras-Agila. “Inventory Control and Valuation Methods Used in Electrical Appliance Companies in the Machala Canton”. 593 Digital Publisher CEIT, vol. 7, no. 5-1, Sept. 2022, pp. 315-27, doi:10.33386/593dp.2022.5-1.1363.