Popov, V., V. Loginov, Y. Ukrainets, V. Shmyrov, P. Steshenko, and P. Hlushchenko. “Improving Aircraft Fuel Efficiency by Using the Adaptive Wing and Winglets”. Eastern-European Journal of Enterprise Technologies, vol. 2, no. 1 (104), Apr. 2020, pp. 51-59, doi:10.15587/1729-4061.2020.200664.