Kostyria, O.O., Нryzo A.A., Dodukh, O.M., Narezhnyi, O.P. and Fedorov, A.V. 2023. MATHEMATICAL MODEL OF THE CURRENT TIME FOR THREE-FRAGMENT RADAR SIGNAL WITH NON-LINEAR FREQUENCY MODULATION . Radio Electronics, Computer Science, Control. 3 (Sep. 2023), 17. DOI:https://doi.org/10.15588/1607-3274-2023-3-2.