@article{ref1,
title="Flying roadside stones--a deadly risk in a crash",
journal="Traffic safety research",
year="2021",
author="Bjornstig, Ulf and Bjornstig, Johanna",
volume="1",
number="",
pages="e2-e2",
abstract="The crash of a coach with 58 occupants at 100 kmph revealed the danger of covering ditch areas with sharp stones 5-20 cm in size. Stones and dirt were sprayed into the coach compartment resulting in serious injuries and death. Road safety works need to address this factor in the future.<p /> <p>Language: en</p>",
language="en",
issn="2004-3082",
doi="10.55329/tcfh3140",
url="http://dx.doi.org/10.55329/tcfh3140"
}