@article{10_1017_S0017089508004370,
     author = {LEE, TSIU-KWEN and ZHOU, YIQIANG},
     title = {A {CLASS} {OF} {EXCHANGE} {RINGS}},
     journal = {Glasgow mathematical journal},
     pages = {509--522},
     year = {2008},
     volume = {50},
     number = {3},
     doi = {10.1017/S0017089508004370},
     url = {http://geodesic.mathdoc.fr/articles/10.1017/S0017089508004370/}
}