%0 Journal Article %A S. B. Zaitseva %A A. A. Zlotnik %T Exact estimates for the error gradient of locally one-dimensional methods for multidimensional equation of heat conduction %J Izvestiâ vysših učebnyh zavedenij. Matematika %D 1997 %P 51-65 %N 4 %I mathdoc %U http://geodesic.mathdoc.fr/item/IVM_1997_4_a3/ %G ru %F IVM_1997_4_a3