RResults in non-classical propositional logicResults in non-classical propositional logicde Krister SegerbergMateriasAddresses, essays, lecturesLogicModality (Logic)Ediciones (1)Results in non-classical propositional logic. (1968)inglésMás obras de Krister SegerbergMModality mattersModality mattersAA philosophical smorgasbordA philosophical smorgasbordLogic, law, morality