“Letters from Juan De Mata Sevillano, Duque De Sevillano to Ramón María Narváez, Duque De Valencia (1848-1864)”. Hispania Nova, no. 18 (January 14, 2020): 1–37. Accessed December 5, 2025. https://e-revistas.uc3m.es/index.php/HISPNOV/article/view/5098.