@Misc{BVMC:256128, author = {Virdung von Hassfurt, Johann.}, title = {Ioannis Hasfurti... De cognoscendis et medendis morbis ex corporum coelestium positione libri IIII...}, url = {https://www.cervantesvirtual.com/obra/ioannis-hasfurti-de-cognoscendis-et-medendis-morbis-ex-corporum-coelestium-positione-libri-iiii} }