@article{ref1,
title="Skier's eye",
journal="Tidsskrift for den Norske Laegeforening",
year="1969",
author="Opsahl, R. and Kolstad, A.",
volume="89",
number="6",
pages="414-415",
abstract="<p>[Abstract unavailable]</p><p>Language: no</p>",
language="no",
issn="0029-2001",
doi="",
url="http://dx.doi.org/"
}