Babbel, David; Miguel A. Herce (12 September 2009). "Stable Value Funds: Performance from 1973 through 2008"(PDF). The Wharton School of Business, Departments of Insurance and Finance, University of Pennsylvania; Charles River Associates. Archived from the original(PDF) on 18 June 2013. Retrieved 17 December 2012.
Babbel, David; Miguel A. Herce (12 September 2009). "Stable Value Funds: Performance from 1973 through 2008"(PDF). The Wharton School of Business, Departments of Insurance and Finance, University of Pennsylvania; Charles River Associates. Archived from the original(PDF) on 18 June 2013. Retrieved 17 December 2012.