@article{ref1,
title="Issues Resolved and Unresolved: A Look to the Future",
journal="Activities, adaptation and aging",
year="1997",
author="Tedrick, Ted",
volume="21",
number="3",
pages="91-103",
abstract="<p>[Abstract unavailable]</p>",
language="",
issn="0192-4788",
doi="10.1300/J016v21n03_09",
url="http://dx.doi.org/10.1300/J016v21n03_09"
}