@article{DAN_1977_237_1_a14,
     author = {S. S. Vinogradov and V. P. Shestopalov},
     title = {The solution of a vector problem of diffraction by a sphere with an aperture},
     journal = {Doklady Akademii Nauk},
     pages = {60--63},
     publisher = {mathdoc},
     volume = {237},
     number = {1},
     year = {1977},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/DAN_1977_237_1_a14/}
}