@article{ref1,
title="Car availability -- the fundamental modal split",
journal="Transportation planning and technology",
year="1977",
author="Lucarotti, P. S. K.",
volume="3",
number="4",
pages="203-213",
abstract="<p>[Abstract unavailable]</p>",
language="en",
issn="0308-1060",
doi="10.1080/03081067708717107",
url="http://dx.doi.org/10.1080/03081067708717107"
}