@article{ZNSL_1997_239_a7,
     author = {N. Ya. Kirpichnikova and V. B. Philippov},
     title = {Diffraction of the whispering gallery waves near the line of the curvature jump},
     journal = {Zapiski Nauchnykh Seminarov POMI},
     pages = {95--109},
     publisher = {mathdoc},
     volume = {239},
     year = {1997},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/ZNSL_1997_239_a7/}
}