%0 Journal Article %A M. E. Mayorova %A M. F. Pavlova %T Convergence of explicit difference schemes for a~variational inequality of the theory of nonlinear nonstationary filtration %J Izvestiâ vysših učebnyh zavedenij. Matematika %D 1997 %P 49-60 %N 7 %I mathdoc %U http://geodesic.mathdoc.fr/item/IVM_1997_7_a6/ %G ru %F IVM_1997_7_a6