@article{DAN_1975_224_1_a15,
     author = {P. I. Balk},
     title = {On the solution of a three-dimensional inverse problem of gravimetry by the method of construction of families of bodies possessing weak uniqueness and equivalent to field sources according to several harmonic moments},
     journal = {Doklady Akademii Nauk},
     pages = {80--83},
     publisher = {mathdoc},
     volume = {224},
     number = {1},
     year = {1975},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/DAN_1975_224_1_a15/}
}