@article{ref1,
title="Child performance as a determinant of elderly caretaker behavior",
journal="Journal of gerontology",
year="1974",
author="Hoyer, F. W. and Cone, J. D.",
volume="29",
number="5",
pages="534-542",
abstract="<p>[Abstract unavailable]</p><p>Language: en</p>",
language="en",
issn="0022-1422",
doi="",
url="http://dx.doi.org/"
}