@article{ref1,
title="Advanced approaches to road safety evaluations",
journal="Advances in transportation studies",
year="2016",
author="Calvi, Alessandro and D'Amico, Fabrizio",
volume="",
number="SI 1",
pages="3-6",
abstract="<p>[Abstract unavailable]</p> <p>Language: en</p>",
language="en",
issn="1824-5463",
doi="",
url="http://dx.doi.org/"
}