Dalbekova К., Gusmanova Ф., Berkimbaeva С. and Iskakova А. 2020. PROBLEMS OF STABILITY OF LINEAR NON-STATIONARY SYSTEMS ON A FINITE TIME INTERVAL. Bulletin of Abai KazNPU. Series of Physical and mathematical sciences. 71, 3 (Sep. 2020), 52–58. DOI:https://doi.org/10.51889/2020-3.1728-7901.07.