@article{DAN_1962_144_4_a13,
     author = {V. A. Borovikov},
     title = {Two-dimensional problem of diffraction on a polygon},
     journal = {Doklady Akademii Nauk},
     pages = {743--746},
     publisher = {mathdoc},
     volume = {144},
     number = {4},
     year = {1962},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/DAN_1962_144_4_a13/}
}