@Book{BVMC:1051633,
author = {Humboldt, Alexander von},
title = {Voyage de Humboldt et Bonpland. Quatrième partie. Astronomie. Premier Volume},
publisher = {Alicante : Biblioteca Virtual Miguel de Cervantes, 2021},
year = {2021},
url = {https://www.cervantesvirtual.com/nd/ark:/59851/bmc1051633}
}