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External references: Sirio Maccioni

1.		New York Times, 2020-04-20
		https://www.nytimes.com/2020/04/20/dining/sirio-maccioni-dead.html
2.		Eater New York, 2017-10-31
		https://ny.eater.com/2017/10/31/16581172/osteria-del-circo-nyc-closing
3.		Crains New York Business, 2012-03-25
		http://www.crainsnewyork.com/article/20120325/SMALLBIZ/120329924
4.		New York Times, 2011-02-09
		http://www.nytimes.com/2011/02/09/dining/09off.html