@article{VMJ_2012_14_4_a1,
     author = {A. V. Gil and V. A. Nogin},
     title = {Inversion and description of the ranges of potentials with singularities of their kernels on a~sphere},
     journal = {Vladikavkazskij matemati\v{c}eskij \v{z}urnal},
     pages = {10--18},
     publisher = {mathdoc},
     volume = {14},
     number = {4},
     year = {2012},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/VMJ_2012_14_4_a1/}
}