@Misc{BVMC:223075, author = {Polt, John H. R.}, title = {More on Valera's "Nescit Labi Virtus"}, publisher = {Alicante : Biblioteca Virtual Miguel de Cervantes, 2005}, year = {2005}, url = {https://www.cervantesvirtual.com/nd/ark:/59851/bmcxp7c6} }