Franck Chauvel Olivier Barais Isabelle Borne Jean-Marc Jézéquel Composition of Qualitative Adaptation Policies. 455-458 2008 ASE http://dx.doi.org/10.1109/ASE.2008.72 conf/kbse/2008 db/conf/kbse/ase2008.html#ChauvelBBJ08