@article{VMUMM_1989_3_a29,
     author = {V. Yu. Perfil'eva},
     title = {A simplified theory of circular plane piezoceramics filter with sectional electrodes},
     journal = {Vestnik Moskovskogo universiteta. Matematika, mehanika},
     pages = {95--96},
     publisher = {mathdoc},
     number = {3},
     year = {1989},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/VMUMM_1989_3_a29/}
}