@article{ZNSL_1991_195_a12,
     author = {V. P. Smyshlyaev},
     title = {The forward scattering by a smooth convex cone},
     journal = {Zapiski Nauchnykh Seminarov POMI},
     pages = {138--153},
     publisher = {mathdoc},
     volume = {195},
     year = {1991},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/ZNSL_1991_195_a12/}
}