%0 Journal Article %A V. A. Moskalenko %A P. Entel %A L. A. Dohotaru %A R. Citro %T Diagrammatic theory for the~Anderson impurity model: Stationary property of the~thermodynamic potential %J Teoretičeskaâ i matematičeskaâ fizika %D 2009 %P 162-173 %V 159 %N 1 %I mathdoc %U http://geodesic.mathdoc.fr/item/TMF_2009_159_1_a9/ %G ru %F TMF_2009_159_1_a9