Guido Governatori Vineet Padmanabhan Antonino Rotolo Rule-Based Agents in Temporalised Defeasible Logic. 31-40 2006 conf/pricai/2006 PRICAI http://dx.doi.org/10.1007/11801603_6 db/conf/pricai/pricai2006.html#GovernatoriPR06