@article{ref1,
title="Cumulus clouds over the San Francisco fire",
journal="Science",
year="1907",
author="Ward, R. D.",
volume="25",
number="640",
pages="554-555",
abstract="<p>[Abstract unavailable]</p> <p>Language: en</p>",
language="en",
issn="0036-8075",
doi="10.1126/science.25.640.554",
url="http://dx.doi.org/10.1126/science.25.640.554"
}