@article{ref1,
title="Impact resistance of drinking glasses",
journal="British medical journal: BMJ",
year="1991",
author="Shepherd, Jonathan P. and Kidner, G. and Huggett, R.",
volume="303",
number="6813",
pages="1330-1330",
abstract="<p>[Abstract unavailable]</p> <p>Language: en</p>",
language="en",
issn="0959-8138",
doi="",
url="http://dx.doi.org/"
}