%0 Journal Article %A V. I. Denisov %T Investigation of the Effective Space-Time of the Vacuum Nonlinear Electrodynamics in a~Magnetic Dipole Field %J Teoretičeskaâ i matematičeskaâ fizika %D 2002 %P 211-221 %V 132 %N 2 %I mathdoc %U http://geodesic.mathdoc.fr/item/TMF_2002_132_2_a2/ %G ru %F TMF_2002_132_2_a2