@article{ref1,
title="Hygienic substantiation of the school routine in vocational schools with general education",
journal="Gigiena i Sanitariia",
year="1969",
author="Grueva, L. G.",
volume="34",
number="7",
pages="31-35",
abstract="<p>[Abstract unavailable]</p><p>Language: ru</p>",
language="ru",
issn="0016-9900",
doi="",
url="http://dx.doi.org/"
}