@article{ref1,
title="Father-son incest",
journal="Comprehensive psychiatry",
year="1968",
author="Langley, D. G. and Schwartz, M. N. and Fairbairn, R. H.",
volume="9",
number="3",
pages="218-226",
abstract="<p>[Abstract unavailable]</p><p>Language: en</p>",
language="en",
issn="0010-440X",
doi="",
url="http://dx.doi.org/"
}