%0 Journal Article %A A. I. Kalinin %A L. I. Lavrinovich %A D. Y. Prudnikova %T The small parameter method in the optimisation of a quasi-linear dynamical system problem %J Journal of the Belarusian State University. Mathematics and Informatics %D 2022 %P 23-33 %V 2 %I mathdoc %U http://geodesic.mathdoc.fr/item/BGUMI_2022_2_a2/ %G ru %F BGUMI_2022_2_a2