A. Anatolievna Burdina, M. Nikolaevna Kaloshina, E. Timofeevna Manaenkova, A. Alexandrovna Nehrest, and T. Mikhailovna Rogulenko, “Development of Optimization Model of Budget Allocation for Promotion of Unmanned Aerial Vehicles”, IJET, vol. 7, no. 4.38, pp. 91–95, Dec. 2018, doi: 10.14419/ijet.v7i4.38.24329.