@Misc{BVMC:272356, author = {Villanueva, Martín de, (O.SS.T)}, title = {Al sol en el ocaso ... N. S. Philipe quarto... : Threno Sacro...}, url = {https://www.cervantesvirtual.com/obra/al-sol-en-el-ocaso-n-s-philipe-quarto-threno-sacro} }