@Book{BVMC:282051, author = {Valla, Lorenzo}, title = {Gesta ferdinandi regis aragonum, itemq[ue] Alfonsi regis eius filij}, publisher = {Alacant : Biblioteca Virtual Miguel de Cervantes, 2011}, year = {2011}, url = {https://www.cervantesvirtual.com/nd/ark:/59851/bmc8k7j9} }