@Misc{BVMC:249369, author = {Bécquer, Gustavo Adolfo}, title = {Libro de los gorriones. Rima XXIII}, publisher = {Alicante : Biblioteca Virtual Miguel de Cervantes, 2014}, year = {2014}, url = {https://www.cervantesvirtual.com/nd/ark:/59851/bmcp55m7} }