%0 Journal Article %T Addendum to some useful Matrix Lemmas in Statistical Estimation Theory %J Canadian mathematical bulletin %D 1964 %P 615-616 %V 7 %N 4 %U http://geodesic.mathdoc.fr/articles/10.4153/CMB-1964-057-1/ %R 10.4153/CMB-1964-057-1 %F 10_4153_CMB_1964_057_1