<正>Weobtaimanewsubstitutionformodulesoverexchangeringssatisfvingrelatedcompara-bilitv.Alsoweinvestigatethestructureofmodulesoverexchangeringssatisfyingpowercomparabilityandprovideanewclassofexchangeringssatisfyingrelatedcomparability.
数学学报:英文版
2002年1期