@article{ref1,
title="Problems raised in the distribution of breaks during working hours",
journal="Munca Sanitară",
year="1973",
author="Mihăilă, I. and Vaida, I.",
volume="21",
number="11",
pages="661-667",
abstract="<p>[Abstract unavailable]</p><p>Language: ro</p>",
language="ro",
issn="0027-318X",
doi="",
url="http://dx.doi.org/"
}