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Garlaschelli, L.; Ramaccini, F.; Della Sala, S. (1994). "The Blood of St. Januarius". Chemistry in Britain. 30 (2): 123. Archived from the original on 26 April 2017. Retrieved 28 July 2009.
Luigi Garlaschelli (2002), Sangue Prodigioso. La Chimica e l'Industria., 84 (6), p.67-70 Online versionArchived 2011-01-08 at the Wayback Machine accessed on 2009-06-20. (In Italian).