Martin Lorenz Jan D. Gehrke Hagen Langer Ingo J. Timm Joachim Hammer Situation-aware risk management in autonomous agents. 363-364 2005 conf/cikm/2005 CIKM http://doi.acm.org/10.1145/1099554.1099668 db/conf/cikm/cikm2005.html#LorenzGLTH05