@article{SM_1989_63_2_a10,
     author = {N. G. Kuznetsov and V. G. Maz'ya},
     title = {On unique solvability of the plane {Neumann--Kelvin} problem},
     journal = {Sbornik. Mathematics},
     pages = {425--446},
     publisher = {mathdoc},
     volume = {63},
     number = {2},
     year = {1989},
     language = {en},
     url = {http://geodesic.mathdoc.fr/item/SM_1989_63_2_a10/}
}