de Blas Ortega, Mariano. “Paintings Depicting Execution by Firing Squad in the 19th Century. A Discussion of Intentions”. Revista de Bellas Artes. Artes plásticas, estética, diseño e imagen, no. 11 (April 20, 2011): 55–79. Accessed November 11, 2026. https://www.ull.es/revistas/index.php/artes/article/view/5284.