@article{ref1,
title="Protection and safety when using visible light curing units",
journal="Praktické Zubní Lékar̆ství",
year="1988",
author="Housová, D. and Skalska, A. and Veverka, J.",
volume="36",
number="3",
pages="73-80",
abstract="<p>[Abstract unavailable]</p><p>Language: cs</p>",
language="cs",
issn="0032-6720",
doi="",
url="http://dx.doi.org/"
}