00754nam0-22002891i-450-990001130450403321000113045FED01000113045(Aleph)000113045FED0100011304520000920d1969----km-y0itay50------baengTopics in ring theoryJacob BarshayNew YorkBenjamin1969Mathematics lecture note seriesTeoria degli anelli512.74Barshay,Jacob54310ITUNINARICAUNIMARCBK99000113045040332110-D-4712300MA1MA116-02Topics in ring theory345474UNINAING01