@article{ref1,
title="On a New Principle of Constructing Ships in the Mercantile Navy",
journal="Philosophical transactions of the Royal Society of London",
year="1820",
author="Seppings, Robert",
volume="110",
number="",
pages="133-143",
abstract="<p>[Abstract unavailable]</p>",
language="",
issn="0261-0523",
doi="",
url="http://dx.doi.org/"
}