@Misc{BVMC:249351, author = {Biblioteca Virtual Miguel de Cervantes}, title = {Juan Manuel Ballesteros. Presentación en LSE}, publisher = {Alicante : Biblioteca Virtual Miguel de Cervantes, 2007}, year = {2007}, url = {https://www.cervantesvirtual.com/nd/ark:/59851/bmcmc8z2} }