%0 Journal Article %A N. B. Melnikov %A G. V. Paradezhenko %T A renormalized Gaussian approximation in the spin-fluctuation theory %J Numerical methods and programming %D 2014 %P 461-475 %V 15 %N 3 %I mathdoc %U http://geodesic.mathdoc.fr/item/VMP_2014_15_3_a7/ %G ru %F VMP_2014_15_3_a7