@article{DAN_1970_194_4_a12,
     author = {V. B. Lidskii and N. V. Kharkova},
     title = {Spectrum of a system of membrane equations in the case of axisymmetric vibrations of shells of revolution},
     journal = {Doklady Akademii Nauk},
     pages = {786--789},
     publisher = {mathdoc},
     volume = {194},
     number = {4},
     year = {1970},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/DAN_1970_194_4_a12/}
}