@article{ref1,
title="Risk and Hazard: Influence of Training on the Performance of Bus Drivers",
journal="OR: Operational research quarterly (1953)",
year="1956",
author="Cohen, John and Dearnaley, E. J. and Hansel, C.E.M.",
volume="7",
number="3",
pages="67-82",
abstract="<p>[Abstract unavailable]</p>",
language="",
issn="1473-2858",
doi="",
url="http://dx.doi.org/"
}