@article{ZNSL_1976_62_a8,
     author = {A. P. Katchalov},
     title = {Ray method for flexural vibrations of a shell immersed in a liquid},
     journal = {Zapiski Nauchnykh Seminarov POMI},
     pages = {111--123},
     publisher = {mathdoc},
     volume = {62},
     year = {1976},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/ZNSL_1976_62_a8/}
}