@article{DE_1982_18_9_a14,
     author = {V. G. Cherednichenko},
     title = {Smoothness of solutions of an inverse potential problem in the two-dimensional case},
     journal = {Differencialʹnye uravneni\^a},
     pages = {1622--1627},
     publisher = {mathdoc},
     volume = {18},
     number = {9},
     year = {1982},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/DE_1982_18_9_a14/}
}