@article{ZNSL_1969_15_a5,
     author = {N. Ya. Kirpichnikova},
     title = {Rayleigh waves concentrated in the neighbourhood of a~ray on surface of inhomogeneous elastic body},
     journal = {Zapiski Nauchnykh Seminarov POMI},
     pages = {91--114},
     publisher = {mathdoc},
     volume = {15},
     year = {1969},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/ZNSL_1969_15_a5/}
}