@Article{BVMC:1160341, author = {Valverde, José María}, title = {Evolución del sentido espiritual de la obra de Antonio Machado}, journal = {Antonio Machado}, publisher = {Alicante : Biblioteca Virtual Miguel de Cervantes, 2022}, year = {2022}, url = {https://www.cervantesvirtual.com/nd/ark:/59851/bmc1160341} }