@article{ref1,
title="Ball lightning and after-images",
journal="Nature",
year="1971",
author="Jennison, R. C.",
volume="230",
number="5296",
pages="576-576",
abstract="<p>[Abstract unavailable]</p><p>Language: en</p>",
language="en",
issn="0028-0836",
doi="",
url="http://dx.doi.org/"
}