@inproceedings{KVC+04,
 author = {Keim, Daniel A. and Vassiliadis, Panos and Catania, Barbara and Theodoridis, Yannis and Robardet, Celine},
 booktitle = {From Data to Patterns: Int. Workshop on Pattern Representation and Management, PaRMa`04, Heraklion - Crete, Greece, March 18},
 title = {Pattern management challenges},
 year = {2004}
}