It entered the Hermitage Museum under the title Portrait of the Young Beatrice d'Este, Duchess of Ferrara, but this cannot be correct since she had died in 1497 and was duchess of Milan not Ferrara, whilst no noblewoman of that time would have allowed herself to be portrayed naked. It was later known as Portrait of Lucrezia Borgia, daughter of Pope Alexander VI and consort of the Duke of Ferrara Alfonso I d'Este.[3]
Ferino-Pagden, Sylvia (1989). Giulio Romano. Giunti Editore. p. 229. ISBN 978-8809761247.
Reynolds, Joshua; Duppa, Richard (1816). The Life of Raffaello Sanzio da Urbino. London: Printed for J. Murray by J. Moyes. p. 212.
(in German) Waagen, Gustave Friedrich (1864). Die Gemaldesammlung in der Kaiserlichen Ermitage zu St. Petersburg: nebst Bemerkungen über andere dortige Kunstsammlungen. München: Friedrich Bruckmann's Verlag. p. 50.