@article{AA_1997_9_6_a6,
     author = {E. V. Malinnikova and V. P. Havin},
     title = {Uniform approximation by harmonic differential forms. {A} constructive approach},
     journal = {Algebra i analiz},
     pages = {156--196},
     publisher = {mathdoc},
     volume = {9},
     number = {6},
     year = {1997},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/AA_1997_9_6_a6/}
}