Shmyrov, V., Merkulov, V., & Loginov, V. (2020). Principle of modernization of the aircraft An-148, An-158, and An-178 for improving their fuel efficiency and increasing competitiveness. Eastern-European Journal of Enterprise Technologies, 3(1 (105), 6–16. https://doi.org/10.15587/1729-4061.2020.204780