@article{ref1,
title="Psychology of twins",
journal="Soins. Gynécologie, Obstétrique, Puériculture, Pédiatrie",
year="1983",
author="Sutter, J.",
volume="ePub",
number="23",
pages="35-37",
abstract="<p>[Abstract unavailable]</p><p>Language: fr</p>",
language="fr",
issn="0766-1193",
doi="",
url="http://dx.doi.org/"
}