Real Biblioteca, P. N. «Kristian Jensen: Collecting Incunabula: Enlightenment, Revolution and the Market - Rediscovereng and Re-Creating the Earliest Printed Books in the Eighteenth Century». AVISOS. Noticias De La Real Biblioteca, Vol. 14, n.º 53, junio de 2008, pp. 1-2, https://avisos.realbiblioteca.es/index.php/Avisos/article/view/304.