@article{ref1,
title="Changes in self-esteem and anxiety in competitive and noncompetitive camps",
journal="Journal of social psychology",
year="1977",
author="Rubinstein, R. P.",
volume="102",
number="First Half",
pages="55-57",
abstract="<p>[Abstract unavailable]</p><p>Language: en</p>",
language="en",
issn="0022-4545",
doi="10.1080/00224545.1977.9713238",
url="http://dx.doi.org/10.1080/00224545.1977.9713238"
}