@article{IM2_2020_84_6_a4,
     author = {A. A. Tolstonogov},
     title = {Bogolyubov's theorem for a~controlled~system related to a~variational inequality},
     journal = {Izvestiya. Mathematics },
     pages = {1192--1223},
     publisher = {mathdoc},
     volume = {84},
     number = {6},
     year = {2020},
     language = {en},
     url = {http://geodesic.mathdoc.fr/item/IM2_2020_84_6_a4/}
}