@article{ref1,
title="The nature of the work schedule of construction workers under hot climate conditions",
journal="Gigiena Truda i Professional'nye Zabolevaniia",
year="1967",
author="Babaev, A. B.",
volume="11",
number="4",
pages="45-47",
abstract="<p>[Abstract unavailable]</p><p>Language: ru</p>",
language="ru",
issn="0016-9919",
doi="",
url="http://dx.doi.org/"
}