@article{ref1,
title="A study of miners in relation to the accident problem: I. Psychiatric evaluation",
journal="American journal of orthopsychiatry",
year="1950",
author="Hirschberg, J. C. and Rogers, L. and Stubblefield, R. L. and Thaler, M. and Princi, F. and Coleman, J. V.",
volume="20",
number="3",
pages="552-559",
abstract="<p>[Abstract unavailable]</p> <p>Language: en</p>",
language="en",
issn="0002-9432",
doi="",
url="http://dx.doi.org/"
}