Lukyanchuk, V., Nikolaev, I., Tkachev , V., OpenʹkoP. and Drannyk , P. 2020. Methodical approach to the choice of a rational option maintainability of an anti-aircraft missile system in the conditions of moral aging of the third general. Social Development and Security. 10, 3 (Jun. 2020), 3-15. DOI:https://doi.org/10.33445/sds.2020.10.3.1.