@article{ref1,
title="Medico-legal aspects of fatal accidents in crane operation",
journal="Biuletyn Instytutu Medycyny Morskiej w Gda'nsku",
year="1963",
author="Walczynski, J. Z. and Grudzinski, W.",
volume="14",
number="",
pages="255-261",
abstract="<p>[Abstract unavailable]</p><p>Language: pl</p>",
language="pl",
issn="0020-4463",
doi="",
url="http://dx.doi.org/"
}