@article{ref1,
title="Perception of aircraft noise in India",
journal="Journal of the Air Pollution Control Association",
year="1981",
author="Jalees, K.",
volume="31",
number="12",
pages="1282-1283",
abstract="<p>[Abstract unavailable]</p><p>Language: en</p>",
language="en",
issn="0002-2470",
doi="",
url="http://dx.doi.org/"
}