%0 Journal Article %A V. V. Dmitriev %A S. A. Smolyanskii %A R. M. Yahibbaev %T Search for approximate methods for description of nonlinear vacuum %J Izvestiya VUZ. Applied Nonlinear Dynamics %D 2015 %P 27-37 %V 23 %N 3 %I mathdoc %U http://geodesic.mathdoc.fr/item/IVP_2015_23_3_a1/ %G ru %F IVP_2015_23_3_a1