@article{DAN_1997_354_5_a15,
     author = {Yu. P. Tsvetkov and N. M. Rotanova and T. N. Bondar},
     title = {On magnetic field gradient separation into main and anomaly parts},
     journal = {Doklady Akademii Nauk},
     pages = {679--682},
     publisher = {mathdoc},
     volume = {354},
     number = {5},
     year = {1997},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/DAN_1997_354_5_a15/}
}