TY - JOUR AU - E. M. Landis TI - The structure of nonessential sets with respect to the Dirichlet problem for second-order elliptic operators with discontinuous coefficients JO - Trudy Moskovskogo matematičeskogo obŝestva PY - 1983 SP - 124 EP - 135 VL - 46 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/MMO_1983_46_a4/ LA - ru ID - MMO_1983_46_a4 ER -