@article{ref1,
title="On the occurrence and peculiarities of cyclothymic melancholia in Bulgaria",
journal="Bibliotheca psychiatrica et neurologica",
year="1967",
author="Milew, W. and Kirow, K.",
volume="133",
number="",
pages="22-37",
abstract="<p>[Abstract unavailable]</p><p>Language: de</p>",
language="de",
issn="0366-256X",
doi="",
url="http://dx.doi.org/"
}