@article{DAN_1961_137_4_a23,
     author = {V. V. Shuleikin},
     title = {Certain features of secular variations in magnetic field over the ocean},
     journal = {Doklady Akademii Nauk},
     pages = {848--851},
     publisher = {mathdoc},
     volume = {137},
     number = {4},
     year = {1961},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/DAN_1961_137_4_a23/}
}