00659nam0-22002531i-450-990001178130403321000117813FED01000117813(Aleph)000117813FED0100011781320000920d1986----km-y0itay50------baengFormal groupsby FROHLICH A.BerlinSpringer-Verlag1986Lecture Notes in MathematicsFrohlich,A.348846ITUNINARICAUNIMARCBK990001178130403321C-20-(748347MA1MA1Formal groups262928UNINAING01