@article{DAN_1990_313_6_a10,
     author = {P. A. Kuchment and S. Ya. L'vin},
     title = {Range of the {Radon} exponential transform},
     journal = {Doklady Akademii Nauk},
     pages = {1329--1330},
     publisher = {mathdoc},
     volume = {313},
     number = {6},
     year = {1990},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/DAN_1990_313_6_a10/}
}