@Book{BVMC:1137905, author = {Copernicus, Nicolaus}, author = {Peurbach, Georg von}, author = {Ptolomeo, Claudio}, author = {Giuntini, Francesco}, author = {Sacro Bosco, Johannes de}, title = {Speculum astrologiae, vniuersam mathematicam scientiam, in certas classes digestam, complectens}, url = {https://www.cervantesvirtual.com/obra/speculum-astrologiae-vniuersam-mathematicam-scientiam-in-certas-classes-digestam-complectens-1137905} }