@inproceedings{BroersenOAMAS2008,
  author    = {J.M. Broersen},
  title     = {Issues in Designing Logical Models for Norm 
  Change},
  booktitle = {Organized Adaption in Multi-Agent Systems, First 
  International Workshop, OAMAS 2008, Estoril, Portugal, May 
  13, 2008. Revised and Invited Papers},
  editor    = {George Vouros and Alexander Artikis and Kostas 
  Stathis and Jeremy Pitt},
  series    = {Lecture Notes in Computer Science},
  volume    = {5368},
  year      = {2009},
  pages     = {1-17}
}