@article{ref1,
title="The Force of Fired Gun-Powder, and the Initial Velocities of Cannon Balls, Determined by Experiments; From Which is Also Deduced the Relation of the Initial Velocity to the Weight of the Shot and the Quantity of Powder",
journal="Philosophical transactions of the Royal Society of London",
year="1778",
author="Hutton, Charles and Horsley, Samuel",
volume="68",
number="",
pages="50-85",
abstract="<p>[Abstract unavailable]</p>",
language="",
issn="0261-0523",
doi="",
url="http://dx.doi.org/"
}