@Misc{BVMC:266667, author = {Hilty, Gerold}, title = {El plurilingüismo en la corte de Alfonso X el Sabio}, publisher = {Alicante : Biblioteca Virtual Miguel de Cervantes, 2010}, year = {2010}, url = {https://www.cervantesvirtual.com/nd/ark:/59851/bmcjq1h2} }