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Barret, Devlin; Gardiner, Sean (January 21, 2011). "Structure Keeps Mafia Atop Crime Heap". The Wall Street Journal. Archived from the original on February 21, 2015. Retrieved January 22, 2011.
"Mafia's arcane rituals, and much of the organization's structure, were based largely on those of the Catholic confraternities and even Freemasonry, colored by Sicilian familial traditions and even certain customs associated with military-religious orders of chivalry like the Order of Malta." The MafiaArchived February 3, 2010, at the Wayback Machine from bestofsicily.comArchived May 16, 2008, at the Wayback Machine
Barrett, Devlin; Gardiner, Sean (January 22, 2011). "Structure Keeps Mafia Atop Crime Heap". The Wall Street Journal. Archived from the original on February 16, 2017. Retrieved March 5, 2017.
Barret, Devlin; Gardiner, Sean (January 21, 2011). "Structure Keeps Mafia Atop Crime Heap". The Wall Street Journal. Archived from the original on February 21, 2015. Retrieved January 22, 2011.