@article{ref1,
title="Rollover protective structure (ROPS) retrofitting on agricultural tractors: goals and approaches in different countries",
journal="Journal of agromedicine",
year="2014",
author="Cavallo, Eugenio and Langle, Thierry and Bueno, David and Tsukamoto, Shigeyoshi and Görücü, Serap and Murphy, Dennis",
volume="19",
number="2",
pages="208-209",
abstract="<p>[Abstract unavailable]</p> <p>Language: en</p>",
language="en",
issn="1059-924X",
doi="10.1080/1059924X.2014.889621",
url="http://dx.doi.org/10.1080/1059924X.2014.889621"
}