Leontiev, Oleksii, and Yuriy Trigub. “A Methodology for Constructing a Formalised Dependence of the Time of Preparation for the Re-Flight of Groups of Aircraft on the Quantitative and Qualitative Composition of the Aviation Engineering Service of an Aviation Unit”. Social Development and Security 14, no. 4 (August 31, 2024): 230-240. Accessed April 17, 2026. http://www.paperssds.eu/index.php/JSPSDS/article/view/715.