@article{ref1,
title="How adolescents use their time on holidays",
journal="Journal of science and medicine in sport",
year="2009",
author="Olds, T. and Dollman, J. and Kupke, T.",
volume="12",
number="Suppl 1",
pages="S10-S10",
abstract="From the proceedings of the ASICS Conference of Science and Medicine in Sport 2008<p />",
language="",
issn="1440-2440",
doi="10.1016/j.jsams.2008.12.027",
url="http://dx.doi.org/10.1016/j.jsams.2008.12.027"
}