Rossella Rubino Giovanni Sartor Source Norms and Self-regulated Institutions. 263-274 2008 Computable Models of the Law, Languages, Dialogues, Games, Ontologies http://dx.doi.org/10.1007/978-3-540-85569-9_17 series/lncs/4884 db/series/lncs/lncs4884.html#RubinoS08