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@article{DAN_1962_143_4_a4, author = {E. P. Dolzhenko}, title = {On approximation on closed regions and on null-sets}, journal = {Doklady Akademii Nauk}, pages = {771--774}, publisher = {mathdoc}, volume = {143}, number = {4}, year = {1962}, language = {ru}, url = {http://geodesic.mathdoc.fr/item/DAN_1962_143_4_a4/} }
E. P. Dolzhenko. On approximation on closed regions and on null-sets. Doklady Akademii Nauk, Tome 143 (1962) no. 4, pp. 771-774. http://geodesic.mathdoc.fr/item/DAN_1962_143_4_a4/