@article{Alba_Sainz De La Maza_1993, title={La primera epístola de Alfonso de Valladolid}, volume={53}, url={https://sefarad.revistas.csic.es/index.php/sefarad/article/view/1059}, DOI={10.3989/sefarad.1993.v53.i1.956}, abstractNote={No disponible.}, number={1}, journal={Sefarad}, author={Alba, A. and Sainz De La Maza, C.}, year={1993}, month={jun.}, pages={157–170} }