@article{DAN_1991_318_6_a21,
     author = {I. G. Fikhtengol'ts},
     title = {On the conservation law for {Reissner--Nordstr\"om} space},
     journal = {Doklady Akademii Nauk},
     pages = {1372--1376},
     publisher = {mathdoc},
     volume = {318},
     number = {6},
     year = {1991},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/DAN_1991_318_6_a21/}
}