@article{ref1,
title="Is travel demand insatiable? A study of changes in structural relationships underlying travel",
journal="Transportmetrica",
year="2005",
author="Susilo, Yusak O. and Kitamura, Ryuichi",
volume="1",
number="1",
pages="23-45",
abstract="<p>[Abstract unavailable]</p>",
language="",
issn="1812-8602",
doi="10.1080/18128600508685640",
url="http://dx.doi.org/10.1080/18128600508685640"
}