MAIORINO, Marco - PIERGENTILI, Pier Paolo - VENDITTI, Gianni. Lux in Arcana : The Vatican Secret Archives Reveals Itself. Roma : Palombi, 2012. 214 strán. Available on Internet: <http://www.loc.gov/catdir/toc/casalini10/1212348X.pdf> ISBN 9788860604224.
