@article{ref1,
title="Automobile, Motor-Truck and Motorcycle Street Accidents in Chicago",
journal="Publications of the American Statistical Association",
year="1919",
author="Secrist, H",
volume="16",
number="",
pages="512-532",
abstract="[Abstract unavailable]  <p>Language: en</p>",
language="en",
issn="1522-5437",
doi="",
url="http://dx.doi.org/"
}