TY - JOUR AU - V. A. Zhelnorovich TI - On some new relations in the theory of piezoelectric media JO - Doklady Akademii Nauk PY - 1988 SP - 840 EP - 844 VL - 300 IS - 4 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/DAN_1988_300_4_a17/ LA - ru ID - DAN_1988_300_4_a17 ER -