@Misc{BVMC:279902, author = {Villaviciosa, Sebastián de}, title = {La sortija de Frorencia [sic]}, publisher = {Alicante : Biblioteca Virtual Miguel de Cervantes ; Madrid : Biblioteca Nacional, 2010}, year = {2010}, url = {https://www.cervantesvirtual.com/nd/ark:/59851/bmc029c2} }