@article{ref1,
title="Defence reaction theory of fatique",
journal="Schweizerische Zeitschrift fur Sportmedizin",
year="1975",
author="Viru, A.",
volume="23",
number="4",
pages="171-186",
abstract="<p>[Abstract unavailable]</p><p>Language: en</p>",
language="en",
issn="0036-7885",
doi="",
url="http://dx.doi.org/"
}