Atencio Ortiz, P. S., A. Arias Gallego, and M. Arias Correa. “ACQUISITION AND VISUALIZATION OF VARIABLEFOCUS SCENES USING DIGITAL IMAGE PROCESSING”. Revista EIA / English Version, vol. 12, no. 24, Oct. 2015, pp. 13-25, https://revistabme.eia.edu.co/index.php/Reveiaenglish/article/view/906.