1. Retirement: it's not about the finances!;Cronan;J Am Coll Radiol,2009
2. The Long Baby Boom: An Optimistic Vision for a Growing Population;Goldsmith,2008
3. Eighty is the new fifty;Gross;Newsweek,2008
4. Delaying retirement: 80 is the new 65;Ellis,2011
5. The long haul: now more than ever, one needs to plan for a retirement that can last for 20 years or more;Myers,2008