@Misc{BVMC:1057043, author = {Blaeu, Joan}, title = {Geographiae blavianae volumen quartum, quo liber IX, X, Europae continentur}, url = {https://www.cervantesvirtual.com/obra/geographiae-blavianae-volumen-quartum-quo-liber-ix-x-europae-continentur-1057043} }