Reference:

G. Weiß, M. Rovatsos, and M. Nickles. Capturing Agent Autonomy in Roles and XML. In J. S. Rosenschein, T. Sandholm, M. Wooldridge, and M. Yokoo, editors, Proceedings of the Second International Joint Conference on Autonomous Agents and Multiagent Systems (AAMAS'03), Melbourne, Australia, 2003.

Suggested BibTeX entry:

@inproceedings{WRN03,
    address = {Melbourne, Australia},
    author = {G. Wei{\ss} and M. Rovatsos and M. Nickles},
    booktitle = {Proceedings of the Second International Joint Conference on Autonomous Agents and Multiagent Systems ({AAMAS}'03)},
    editor = {J.~S.~Rosenschein and T.~Sandholm and M.~Wooldridge and M.~Yokoo},
    title = {Capturing {A}gent {A}utonomy in {R}oles and {XML}},
    year = {2003}
}