%0 Journal Article %A Letac, Gérard %A Massam, Hélène %T Gaussian approximation of Gaussian scale mixtures %J Kybernetika %D 2020 %P 1063-1080 %V 56 %N 6 %I mathdoc %U http://geodesic.mathdoc.fr/articles/10.14736/kyb-2020-6-1063/ %R 10.14736/kyb-2020-6-1063 %G en %F 10_14736_kyb_2020_6_1063