Strange but true
Munnell, Alicia Haydock, Alex Golub-Sass, and Nadia S. Karamcheva. Strange but true: Free loan from Social Security. Issue in Brief 9-6, Chestnut Hill, Mass.: Center for Retirement Research at Boston College, March 2009. http://hdl.handle.net/2345/bc-ir:104289. Note: Version of record.