@article{ref1,
title="Alcoholism problem in the schools in Warsaw",
journal="Roczniki Panstwowego Zakladu Higieny",
year="1966",
author="Leowski, J. and Korczak, W.",
volume="17",
number="2",
pages="127-132",
abstract="<p>[Abstract unavailable]</p><p>Language: pl</p>",
language="pl",
issn="0035-7715",
doi="",
url="http://dx.doi.org/"
}