ON THE THEORY OF SQUARE MAPPINGS IN BANACH-SPACES СтатьяARUTYUNOV A.V.Doklady Akademii nauk SSSR. Том 314. 1990. С. 1290-1292
ON THE CLASSICAL-THEORY OF A POINT PARTICLE WITH SPIN СтатьяKURYSHKIN V.V., ENTRALGO E.E.Doklady Akademii nauk SSSR. Том 312. 1990. С. 350-353