@article{ref1,
title="Danger spots on campus",
journal="Medicinske Studenterraad",
year="1961",
author="Scheffler, G. L.",
volume="9",
number="",
pages="336-344",
abstract="<p>[Abstract unavailable]</p><p>Language: en</p>",
language="en",
issn="0039-2634",
doi="",
url="http://dx.doi.org/"
}