A. Carpallo Bautista, “Memory of the circlye of Conferences Classroom Lasso of the Fertile Plaine of the course 2007/08”, Rev. gen. inf. doc., vol. 18, pp. 421–423, Feb. 2009, Accessed: Jul. 10, 2026. Available: https://revistas.ucm.es/index.php/RGID/article/view/RGID0808110421A