@article{SM_1990_67_2_a4,
     author = {S. F. Lukomskii},
     title = {On certain classes of sets of uniqueness of multiple {Walsh~series}},
     journal = {Sbornik. Mathematics},
     pages = {393--401},
     year = {1990},
     volume = {67},
     number = {2},
     language = {en},
     url = {http://geodesic.mathdoc.fr/item/SM_1990_67_2_a4/}
}