@article{ref1,
title="On the incest problem",
journal="Öffentliche Gesundheitsdienst",
year="1951",
author="Hoffmann, R.",
volume="12",
number="10",
pages="428-435",
abstract="<p>[Abstract unavailable]</p> <p>Language: un</p>",
language="un",
issn="",
doi="",
url="http://dx.doi.org/"
}