%0 Journal Article %A Lu, D.-M. %A Wu, Q.-S. %A Zhang, J. J. %T A Morita Cancellation Problem %J Canadian journal of mathematics %D 2020 %P 708-731 %V 72 %N 3 %U http://geodesic.mathdoc.fr/articles/10.4153/S0008414X1900004X/ %R 10.4153/S0008414X1900004X %F 10_4153_S0008414X1900004X