%0 Journal Article %A I. A. Brigadnov %T Duality method for estimation of puncture conditions of dielectrics %J Matematičeskoe modelirovanie %D 2003 %P 106-114 %V 15 %N 5 %I mathdoc %U http://geodesic.mathdoc.fr/item/MM_2003_15_5_a11/ %G ru %F MM_2003_15_5_a11