@article{ref1,
title="Towards process-oriented requirements for ITS safety assurance",
journal="IATSS research",
year="1998",
author="Noy, Y. Ian",
volume="22",
number="2",
pages="23-28",
abstract="<p>[Abstract unavailable]</p>",
language="",
issn="0386-1112",
doi="",
url="http://dx.doi.org/"
}