@Book{BVMC:971047,
author = {Pérez Galdós, Benito},
title = {Obras inéditas. Volumen 1. Fisonomías sociales},
publisher = {Alicante : Biblioteca Virtual Miguel de Cervantes, 2019},
year = {2019},
url = {https://www.cervantesvirtual.com/nd/ark:/59851/bmc0971047}
}