@article{ref1,
title="Ball lightning--the scientific effort",
journal="Philosophical transactions. Series A, Mathematical, physical, and engineering sciences",
year="2002",
author="Singer, Stanley",
volume="360",
number="1790",
pages="5-9",
abstract="<p>[Abstract unavailable]</p><p>Language: en</p>",
language="en",
issn="1364-503X",
doi="10.1098/rsta.2001.0916",
url="http://dx.doi.org/10.1098/rsta.2001.0916"
}