@article{DE_1972_8_10_a16,
     author = {F. V. Lubyshev},
     title = {The space-time version of the method of straight lines, and its realization},
     journal = {Differencialʹnye uravneni\^a},
     pages = {1868--1875},
     publisher = {mathdoc},
     volume = {8},
     number = {10},
     year = {1972},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/DE_1972_8_10_a16/}
}