出版、2013年、36頁。ISBN 978-4-320-07189-6。 ^ See: Manuscripts of Léonardo de Vinci (Paris), vol. N, folios 11, 67, and 74. Guillaume Libri, Histoire des sciences
Leonado Da Vinci: Painter at the Court of Milan, Exhibition Catalogue (National Gallery, London, 2011) ^ Luke Syson and Larry Keith, Leonado Da Vinci: Painter