@article{DE_1975_11_6_a17,
     author = {A. E. Gel'man},
     title = {A certain new method for the approximate integration of systems of differential equations},
     journal = {Differencialʹnye uravneni\^a},
     pages = {1133--1135},
     publisher = {mathdoc},
     volume = {11},
     number = {6},
     year = {1975},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/DE_1975_11_6_a17/}
}