@article{DAN_1983_272_2_a14,
     author = {I. N. Shchitov},
     title = {A method of asymptotic integration of systems in standard form},
     journal = {Doklady Akademii Nauk},
     pages = {315--319},
     publisher = {mathdoc},
     volume = {272},
     number = {2},
     year = {1983},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/DAN_1983_272_2_a14/}
}