Paul Cotofrei Kilian Stoffel Classification Rules + Time = Temporal Rules. 572-581 2002 conf/iccS/2002-1 International Conference on Computational Science (1) http://link.springer.de/link/service/series/0558/bibs/2329/23290572.htm db/conf/iccS/iccS2002-1.html#CotofreiS02