@article{ref1,
title="The eye problem in laser safety",
journal="Archives of environmental health",
year="1970",
author="Ham, W. T. and Clarke, A. M. and Geeraets, W. J. and Cleary, S. F. and Mueller, H. A. and Williams, R. C.",
volume="20",
number="2",
pages="156-160",
abstract="<p>[Abstract unavailable]</p><p>Language: en</p>",
language="en",
issn="0003-9896",
doi="",
url="http://dx.doi.org/"
}