@article{ZNSL_1988_173_a12,
     author = {V. P. Smyshlyaev},
     title = {Diffraction of the plane waves on conical obstacles},
     journal = {Zapiski Nauchnykh Seminarov POMI},
     pages = {142--154},
     publisher = {mathdoc},
     volume = {173},
     year = {1988},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/ZNSL_1988_173_a12/}
}