@Book{BVMC:709366, author = {Lillo, Baldomero}, title = {Sub terra. Cuadernos mineros [Fragmentos]}, publisher = {Alicante : Biblioteca Virtual Miguel de Cervantes, 2015}, year = {2015}, url = {https://www.cervantesvirtual.com/nd/ark:/59851/bmch72c4} }