@Misc{BVMC:269682, author = {Johannes de Sacro Bosco}, title = {Libellus Ioannis de Sacro Bosco, De anni ratione, seu vt vocatur vulgò, Computus ecclesiasticus cum praefatione Philippi Melanchthonis}, url = {https://www.cervantesvirtual.com/obra/libellus-ioannis-de-sacro-bosco-de-anni-ratione-seu-vt-vocatur-vulgo-computus-ecclesiasticus-cum-praefatione-philippi-melanchthonis} }