@article{ref1,
title="The traffic connection between airports and city centers",
journal="Journal of advanced transportation",
year="1990",
author="Rallis, T. and Peen, J.",
volume="24",
number="3",
pages="241-260",
abstract="This article discusses two case studies: London and Copenhagen. The parallels between the two cities is presented. Traffic connection between airports and city centers is a complex issue and the coming implementation of high-speed trains will change many airports. This is especially true for those airports that already have problems with access-egress transport capacity.<p />",
language="en",
issn="0197-6729",
doi="",
url="http://dx.doi.org/"
}