%0 Journal Article %A A. V. Bitsadze %A V. I. Paškovskii %T Certain classes of the solutions of the Maxwell--Einstein equation %J Informatics and Automation %D 1975 %P 26-30 %V 134 %I mathdoc %U http://geodesic.mathdoc.fr/item/TRSPY_1975_134_a3/ %G ru %F TRSPY_1975_134_a3