@Misc{BVMC:225956,
author = {Rivas, Ángel de Saavedra, Duque de},
title = {El crisol de la lealtad},
publisher = {Alicante : Biblioteca Virtual Miguel de Cervantes, 1999},
year = {1999},
url = {https://www.cervantesvirtual.com/nd/ark:/59851/bmckk973}
}