%0 Journal Article %A A. S. Holevo %T Gaussian optimizers and the additivity problem in quantum information theory %J Trudy Matematicheskogo Instituta imeni V.A. Steklova %D 2015 %P 331-367 %V 70 %N 2 %I mathdoc %U http://geodesic.mathdoc.fr/item/RM_2015_70_2_a3/ %G en %F RM_2015_70_2_a3