@article{ref1,
title="An infrequent cause of diplopia",
journal="Bulletin des Societes d'Ophtalmologie de France",
year="1968",
author="Surugue, P.",
volume="68",
number="1",
pages="21-23",
abstract="<p>[Abstract unavailable]</p> <p>Language: fr</p>",
language="fr",
issn="0081-1270",
doi="",
url="http://dx.doi.org/"
}