@article{DAN_1976_230_4_a18,
     author = {M. M. Popov and I. Pshenchik},
     title = {Whispering gallery waves in a neighborhood of a point of inflection of the boundary},
     journal = {Doklady Akademii Nauk},
     pages = {822--825},
     publisher = {mathdoc},
     volume = {230},
     number = {4},
     year = {1976},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/DAN_1976_230_4_a18/}
}