@article{ref1,
title="Visual hygiene. (A) Illumination in industry. (B) Ocular protection in industry",
journal="Revista brasileira de oftalmologia",
year="1961",
author="Schermann, A.",
volume="20",
number="",
pages="101-111",
abstract="<p>[Abstract unavailable]</p><p>Language: pt</p>",
language="pt",
issn="0034-7280",
doi="",
url="http://dx.doi.org/"
}