@Book{BVMC:989204,
author = {Humboldt, Alexander von},
title = {Kosmos. Entwurf einer physischen Weltbeschreibung. Zweiter band},
publisher = {Alicante : Biblioteca Virtual Miguel de Cervantes, 2020},
year = {2020},
url = {https://www.cervantesvirtual.com/nd/ark:/59851/bmc0989204}
}