@Book{BVMC:616491, author = {Albertus de Saxonia}, title = {Questiones subtilissime Alberti de Saxonia in libros de celo [et] mundo}, url = {https://www.cervantesvirtual.com/obra/questiones-subtilissime-alberti-de-saxonia-in-libros-de-celo-et-mundo} }