%0 Journal Article %A Wiegmann, N. A. %T Infinite Quasi-Normal Matrices %J Canadian journal of mathematics %D 1973 %P 820-828 %V 25 %N 4 %U http://geodesic.mathdoc.fr/articles/10.4153/CJM-1973-084-6/ %R 10.4153/CJM-1973-084-6 %F 10_4153_CJM_1973_084_6