00869nam0-22003371i-450-9900014319704033210-7923-4630-0000143197FED01000143197(Aleph)000143197FED0100014319720000920d1997----km-y0itay50------baengDefeasible deotic logicEdited by Donald NuteDordrecht (NL)Kluwer1997vii, 354 p.25 cmSyntese Library263Logica matematicaCongressi511.3Nute,DonaldITUNINARICAUNIMARCBK990001431970403321C-25-(26315932MA1MA100B1503-0603A05Defeasible deotic logic374827UNINAING01