@inproceedings{ cai07b,
author = "Patrice Caire"
title =  "A normative multi-agent systems approach to the use of conviviality for digital cities",
editor = "G. Boella, L. van der Torre and H. Verhagen",
booktitle = "Normative Multi-Agent Systems. Dagstuhl Seminar Proceedings",
volume = "07122",
location = "Internationales Begegnungs- und Forschungszentrum fuer
            Informatik (IBFI), Schloss Dagstuhl, Germany",
year = "2007"}