@inproceedings{
deVDeS:98-00,
author={R. de Vries and B. {D}e Schutter and B. {D}e Moor},
title={On max-algebraic models for transportation networks},
booktitle={Proceedings of the 4th International Workshop on Discrete Event
Systems (WODES'98)},
address={Cagliari, Italy},
pages={457--462},
month=aug,
year={1998}
}