%0 Journal Article %A V. I. Denisov %A I. P. Denisova %A V. A. Sokolov %T Using the~concept of natural geometry in the~nonlinear electrodynamics of the~vacuum %J Teoretičeskaâ i matematičeskaâ fizika %D 2012 %P 505-512 %V 172 %N 3 %I mathdoc %U http://geodesic.mathdoc.fr/item/TMF_2012_172_3_a12/ %G ru %F TMF_2012_172_3_a12