@article{ref1,
title="Hopscotch games in Denmark: a report on tradition and innovation with a brief look at other Scandinavian countries",
journal="Arv: Nordic yearbook of folklore",
year="1999",
author="Nielsen, E. K.",
volume="55",
number="",
pages="105-126",
abstract="<p>[Abstract unavailable]</p><p>Language: en</p>",
language="en",
issn="0066-8176",
doi="",
url="http://dx.doi.org/"
}