@article{ZNSL_1990_186_a5,
     author = {B. V. Budaev},
     title = {Diffraction of elastic waves on the wedge-liked obstacles},
     journal = {Zapiski Nauchnykh Seminarov POMI},
     pages = {50--70},
     publisher = {mathdoc},
     volume = {186},
     year = {1990},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/ZNSL_1990_186_a5/}
}