TY - JOUR AU - V. V. Zhikov TI - On the Lavrent'ev effect JO - Doklady Akademii Nauk PY - 1995 SP - 10 EP - 14 VL - 345 IS - 1 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/DAN_1995_345_1_a1/ LA - ru ID - DAN_1995_345_1_a1 ER -