Journal of Gerontological Social Work (Vol. 55, No. 5, July 2012).
www.tandfonline.com/toc/wger20/55/5
Journal of Pension Economics and Finance (Vol. 11, No. 3, July 2012).
journals.cambridge.org/action/displayIssue?decade=2010&jid=PEF&volumeId=11&issueId=03&iid=8637442