@article{DAN_1962_142_3_a1,
     author = {Ya. L. Geronimus},
     title = {On a conjecture of {V.\,A.~Steklov}},
     journal = {Doklady Akademii Nauk},
     pages = {507--509},
     publisher = {mathdoc},
     volume = {142},
     number = {3},
     year = {1962},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/DAN_1962_142_3_a1/}
}