@article{ref1,
title="Heat balance of streetcar passengers in winter",
journal="Gigiena i Sanitariia",
year="1981",
author="Chekina, N. M. and Lantsov, L. S.",
volume="",
number="8",
pages="73-74",
abstract="<p>[Abstract unavailable]</p> <p>Language: ru</p>",
language="ru",
issn="0016-9900",
doi="",
url="http://dx.doi.org/"
}