@article{AA_1993_5_2_a2,
     author = {I. A. Binder},
     title = {A~theorem on correction by gradients of harmonic functions},
     journal = {Algebra i analiz},
     pages = {91--107},
     publisher = {mathdoc},
     volume = {5},
     number = {2},
     year = {1993},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/AA_1993_5_2_a2/}
}