@article{ref1,
title="Constitutional law: national firearms act: usurpation of police power of states: constitutional right to bear arms",
journal="Michigan law review",
year="1940",
author="",
volume="38",
number="3",
pages="403-404",
abstract="<p>[Abstract unavailable]</p>",
language="",
issn="0026-2234",
doi="10.2307/1282619",
url="http://dx.doi.org/10.2307/1282619"
}