@article{ZNSL_1986_156_a1,
     author = {V. M. Babich and N. Ya. Kirpichnikova},
     title = {On {Relev's} surface waves in inhomogeneous elastic body},
     journal = {Zapiski Nauchnykh Seminarov POMI},
     pages = {20--23},
     year = {1986},
     volume = {156},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/ZNSL_1986_156_a1/}
}