%0 Journal Article %A Nagahara, Takasi %T On Traces of Separable Simple Sub Algebras in Matrix Rings %J Canadian mathematical bulletin %D 1995 %P 104-111 %V 38 %N 1 %U http://geodesic.mathdoc.fr/articles/10.4153/CMB-1995-014-3/ %R 10.4153/CMB-1995-014-3 %F 10_4153_CMB_1995_014_3