@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}
}