@article{ZNSL_1982_107_a13,
     author = {E. M. Il'in},
     title = {Scattering characteristics of a~diffraction problem on a~wedge and on a~screen},
     journal = {Zapiski Nauchnykh Seminarov POMI},
     pages = {193--197},
     year = {1982},
     volume = {107},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/ZNSL_1982_107_a13/}
}