@Misc{BVMC:283491, author = {Echeverría, Esteban}, title = {Poesías no incluidas en "Obras completas"}, publisher = {Alicante : Biblioteca Virtual Miguel de Cervantes, 2011}, year = {2011}, url = {https://www.cervantesvirtual.com/nd/ark:/59851/bmc2b9k1} }