%0 Journal Article %A V. A. Ruban %T Non-singular metrics of Taub–Newman–Unti–Tamburino type with an electromagnetic field %J Doklady Akademii Nauk %D 1972 %P 1086-1089 %V 204 %N 5 %U http://geodesic.mathdoc.fr/item/DAN_1972_204_5_a16/ %G ru %F DAN_1972_204_5_a16