@Misc{BVMC:230988,
author = {Alvar Ezquerra, Alfredo},
title = {La política matrimonial de los últimos Trastamara},
publisher = {Alicante : Biblioteca Virtual Miguel de Cervantes, 2006},
year = {2006},
url = {https://www.cervantesvirtual.com/nd/ark:/59851/bmc0z7h6}
}