MASS QUADRUPOLE-MOMENT AND EQUATIONS OF MOTION OF A PARTICLE Article EPIKHIN E.N., MITSKEVICH N.V. IZVESTIYA VYSSHIKH UCHEBNYKH ZAVEDENII FIZIKA / Russian Physics Journal. Издательство научно-технической литературы. 1976. P. 113-115
ELECTROMAGNETIC-FIELD OF A CHARGE NEAR SCHWARZSCHILD METRIC SINGULARITY Article GUTSUNAYEV T.I. IZVESTIYA VYSSHIKH UCHEBNYKH ZAVEDENII FIZIKA / Russian Physics Journal. Издательство научно-технической литературы. 1976. P. 146-148