@Misc{BVMC:742074, author = {Ramos González, Fernando}, title = {Dos letras de cambio autógrafas de Simón Ruiz (Medina del Campo, 1558 y 1571)}, publisher = {Alicante : Biblioteca Virtual Miguel de Cervantes, 2016}, year = {2016}, url = {https://www.cervantesvirtual.com/nd/ark:/59851/bmcrv2m0} }