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On dual-Bimodules
A ring $R$ with identity in which $l=r_{R}l_{R}(l)$ for every right ideal 1 and $J=$ $l_{R}r_{R}(J)$ for every left ideal $J$ of $R$ is called a dual ring.This ring has been investigated by many authors.As is well-known, an Artinian dual ring is a QF-ring and, recently, Hajarnavis and Norton [4] …