@Article{BVMC:711412, author = {Murillo, Luis Andrés}, title = {El Ur-Quijote: Nueva hipótesis}, journal = {Cervantes : Bulletin of the Cervantes Society of America. Volume I, Numbers 1-2, Fall 1981}, year = {2015}, url = {https://www.cervantesvirtual.com/nd/ark:/59851/bmc156h1} }