TY - JOUR AU - V. M. Miklyukov TI - Maximum principle for difference of almost solutions of elliptic equations JO - Vestnik Tomskogo gosudarstvennogo universiteta. Matematika i mehanika PY - 2007 SP - 33 EP - 45 IS - 1 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/VTGU_2007_1_a4/ LA - ru ID - VTGU_2007_1_a4 ER -