@Misc{BVMC:984452,
author = {Valverde, José María},
title = {Evolución del sentido espiritual de la obra de Antonio Machado},
publisher = {Alicante : Biblioteca Virtual Miguel de Cervantes, 2020},
year = {2020},
url = {http://www.cervantesvirtual.com/nd/ark:/59851/bmc0984452}
}