@article{ref1,
title="Administrative Risk Management for Helicopter Operators",
journal="International journal of aviation psychology",
year="1992",
author="Adams, Richard J. and Payne, Barry",
volume="2",
number="1",
pages="39-52",
abstract="[Abstract unavailable]  <p>Language: en</p>",
language="en",
issn="1050-8414",
doi="10.1207/s15327108ijap0201_3",
url="http://dx.doi.org/10.1207/s15327108ijap0201_3"
}