@article{10_4153_CJM_1994_021_0,
     author = {Poon, Yiu-Tung and Ruan, Zhong-Jin},
     title = {Operator {Algebras} with {Contractive} {Approximate} {Identities}},
     journal = {Canadian journal of mathematics},
     pages = {397--414},
     year = {1994},
     volume = {46},
     number = {2},
     doi = {10.4153/CJM-1994-021-0},
     url = {http://geodesic.mathdoc.fr/articles/10.4153/CJM-1994-021-0/}
}