@article{DAN_1967_177_4_a18,
     author = {Ya. N. Fel'd},
     title = {The uniqueness of solutions of integral equations of the second kind for diffraction on non-closed screens},
     journal = {Doklady Akademii Nauk},
     pages = {820--823},
     publisher = {mathdoc},
     volume = {177},
     number = {4},
     year = {1967},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/DAN_1967_177_4_a18/}
}