@article{ref1,
title="Some observations about the semantics and syntax of road signs",
journal="Traffic engineering and control",
year="2005",
author="Ballardin, D and Bruno, D and Rovida, E",
volume="46",
number="7",
pages="267-",
abstract="A team in Italy has been examining road signs with a view to making them more easily understood, not only to local Italian speaking drivers but to the wider driving community. Here we publish some examples of how they have addressed the problem of turning complex concepts into simple and easily understood graphical signs. The project is ongoing and readers are invited to contact the corresponding author with their comments.<p />",
language="",
issn="0041-0683",
doi="",
url="http://dx.doi.org/"
}