@Book{BVMC:346929, title = {Factura del "Hostal Valira" en "Les Escaldes" (Andorra), abonada por Carlos Esplá}, publisher = {Alicante : Biblioteca Virtual Miguel de Cervantes, 2017}, year = {2017}, url = {https://www.cervantesvirtual.com/nd/ark:/59851/bmcw67c5} }