@article{ref1,
title="Problems of international aid in catastrophes",
journal="Munchener Medizinische Wochenschrift",
year="1972",
author="Kröger, E. K.",
volume="114",
number="4",
pages="139-147",
abstract="<p>[Abstract unavailable]</p><p>Language: de</p>",
language="de",
issn="0027-2973",
doi="",
url="http://dx.doi.org/"
}