%0 Journal Article %A Muhly, Paul S. %T Inner Functions and Isometries %J Canadian mathematical bulletin %D 1975 %P 383-385 %V 18 %N 3 %U http://geodesic.mathdoc.fr/articles/10.4153/CMB-1975-070-3/ %R 10.4153/CMB-1975-070-3 %F 10_4153_CMB_1975_070_3