Leontiev, Oleksii, and Andrii Dmytriiev. 2023. “A Methodological Approach to Assessing the Properties of Combat and Transport-Combat Helicopters That Determine Their Ability to Perform Typical Assigned Tasks”. Social Development and Security 13 (6), 1-7. https://doi.org/10.33445/sds.2023.13.6.1.