TY - JOUR AU - V. Yu. Perfil'eva TI - A simplified theory of circular plane piezoceramics filter with sectional electrodes JO - Vestnik Moskovskogo universiteta. Matematika, mehanika PY - 1989 SP - 95 EP - 96 IS - 3 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/VMUMM_1989_3_a29/ LA - ru ID - VMUMM_1989_3_a29 ER -