@Misc{BVMC:588895, author = {Sáinz de Medrano, Luis}, title = {Facsímil de la factura de "Cantos de vida y esperanza"}, publisher = {Alicante : Biblioteca Virtual Miguel de Cervantes, 2013}, year = {2013}, url = {https://www.cervantesvirtual.com/nd/ark:/59851/bmc515q4} }