@article{ref1,
title="Retention over time in relation to arousal during learning: an explantation of discrepant results",
journal="Acta psychologica",
year="1972",
author="Levonian, E.",
volume="36",
number="4",
pages="290-321",
abstract="<p>[Abstract unavailable]</p><p>Language: en</p>",
language="en",
issn="0001-6918",
doi="",
url="http://dx.doi.org/"
}