00799nam0-22002651i-450-990001199000403321000119900FED01000119900(Aleph)000119900FED0100011990020000920d1973----km-y0itay50------baengQuasi-Frobenius and Generalisationsby TA CHIKAWA Hiroyuki.Berlin [etc.]Springer-Verlag1973Lecture Notes in Mathematics351QF-3 and QF-1 Rings Notes by Claus Michael Ringel.Tachikawa,Hiroyuki56384ITUNINARICAUNIMARCBK990001199000403321C-20-(35114432MA1MA1Quasi-Frobenius and Generalisations341834UNINAING01