Daniel, Caroline and Jeremy Grant. Classical city soars above Capone clichés. The Financial Times. The Financial Times Ltd. 2005-09-10 [2008-07-31]. (原始内容存档于2009-06-25). (registration required for entire article)
Budick, Ariella. Innies and outies. The Financial Times. The Financial Times Ltd. 2008-06-14 [2008-07-31].
Daniel, Caroline and Jeremy Grant. Classical city soars above Capone clichés. The Financial Times. The Financial Times Ltd. 2005-09-10 [2008-07-31]. (原始内容存档于2009-06-25). (registration required for entire article)