@article{SM_2015_206_1_a7,
     author = {R. G. Novikov},
     title = {An iterative approach to non-overdetermined inverse scattering at fixed energy},
     journal = {Sbornik. Mathematics},
     pages = {120--134},
     publisher = {mathdoc},
     volume = {206},
     number = {1},
     year = {2015},
     language = {en},
     url = {http://geodesic.mathdoc.fr/item/SM_2015_206_1_a7/}
}