McGee, Suzanne (5 December 2012), Black Swan Stocks Could Make Your Portfolio a Turkey, Fiscal Times, CNBC, retrieved 20 January 2016.
McGee, Suzanne (2012년 12월 5일), 《Black Swan Stocks Could Make Your Portfolio a Turkey》, Fiscal Times, CNBC, 2016년 1월 20일에 확인함 .