@article{DAN_1982_266_2_a4,
     author = {S. Z. Levendorskii},
     title = {On a general method studying spectral asymptotics and its application to shell theory},
     journal = {Doklady Akademii Nauk},
     pages = {276--280},
     publisher = {mathdoc},
     volume = {266},
     number = {2},
     year = {1982},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/DAN_1982_266_2_a4/}
}