%0 Journal Article %A F. V. Lubyshev %T The space-time version of the method of straight lines, and its realization %J Differencialʹnye uravneniâ %D 1972 %P 1868-1875 %V 8 %N 10 %I mathdoc %U http://geodesic.mathdoc.fr/item/DE_1972_8_10_a16/ %G ru %F DE_1972_8_10_a16